2 Colo. Code Regs. § 406-0-025
UNIT S01 Poudre River - That portion of Larimer Co bounded on the north by Larimer Co Rd 80C and Deadman-Red Feather Rd; on the east by Larimer Co Rd 68C (Boy Scout Ranch Road) and Elkhorn Creek; on the south by Colo 14; and on the west by the Laramie River Rd.
UNIT S02 Gore-Eagles Nest - Those portions of Eagle and Summit counties bounded on the north by Elk Creek to Piney Ridge, Eagles Nest Wilderness boundary, Elliott Ridge/Arapaho/White River National Forest boundary, the North Fork of Elliott Creek, Hoagland Reservoir and Elliott Creek; on the east by the Blue River, on the south by I-70 and on the west by Colo 131 and the Colorado River from State Bridge to Elk Creek.
UNIT S03 Mount Blue Sky - Those portions of Clear Creek, Jefferson and Park counties bounded on the north by I-70; on the east by Colo 74; on the south by Bear Creek, Beartrack Creek, Tumbling Creek, a line from the head of Tumbling Creek to the junction of USFS Trails 603 and 602; USFS Trail 603, and the boundary between the Pike and Arapaho National Forests; and on the west by the Continental Divide.
UNIT S04 Grant - Those portions of Clear Creek, Park and Jefferson counties bounded on the north by the north boundary of the Pike National Forest, USFS Trail 603, a line from the junctions of USFS Trails 603 and 602 to the head of Tumbling Creek, Tumbling Creek, Beartrack Creek, and Bear Creek; on the east by Co Rd 73; on the east and south by US 285; on the south by the North Fork of the South Platte River; and on the west by the Continental Divide.
UNIT S05 Beaver Creek - Those portions of El Paso, Fremont and Teller counties bounded on the north by the Gold Camp Rd and Rock Creek; on the east by Colo 115; on the south by US 50; and on the west by Freemont Co. Rd 67 and Teller Co. Rd 86 (Phantom Canyon Road), Teller Co. Rd 861 (Skaguay Road) and 81 (Lazy S Ranch Road)..
UNIT S06 Pikes Peak - Those portions of Teller and El Paso counties bounded on the north by US 24; on the east by I-25 and Colo 115; on the south by the Gold Camp Rd and Rock Creek; and on the west by Colo 67.
UNIT S07 Arkansas River - That portion of Fremont Co bounded on the north by Fremont Co Rd 2; on the east by Colo 9; on the south by US 50; and on the west Fremont Co Rd 12.
UNIT S08 Huerfano - Those portions of Huerfano and Alamosa counties bounded on the north by Sixmile Lane, USFS Trail 883, USFS 583 (Mosca Pass) and Huerfano Co Rds 583, 581, 580 and 550; on the east by Huerfano Co Rds 570 and 572 (Pass Creek Rd); on the south by the Huerfano-Costilla and Costilla-Alamosa Co lines and US 160; and on the west by Colo 17.
UNIT S09 Sangre de Cristo - Those portions of Alamosa, Saguache, Custer and Huerfano counties bounded on the north by Saguache Co Rd LL 57, USFS Rd 970 (Hayden Pass Rd), and the Fremont-Saguache and Fremont-Custer Co lines; on the east by Colo 69; on the south by Huerfano Co Rds 550, 580, 581 and 583, USFS Rd 583 (Mosca Pass), USFS Trail 883, and Sixmile Lane; and on the west by Colo 17 and US 285.
UNIT S10 Trickle Mountain - Those portions of Saguache, Chaffee and Gunnison counties bounded on the north by US 50 and the Marshall Pass Rd (USFS Rd 243); on the east by US 285; on the south by Colo 114; and on the west by USFS Rd 803 (Meyer's G. and Gismo Creek Rd), Razor Creek and Saguache Co Rd 14-PP and Gunnison Co Rd 45 (Doyleville Cut-off Rd).
UNIT S11 Collegiate North - Those portions of Lake, Chaffee, Pitkin and Gunnison counties bounded on the north by Colo 82; on the east by US 24; on the south by Chaffee Co Rd 306 and Cottonwood Pass Rd (USFS Rd 209); and on west by USFS 742, USFS Rd. 761 (Taylor Pass Rd.), USFS Rd. 7761, Pitkin CR 15E (Richmond Hill Rd.) and Pitkin CR 14 (Aspen Mtn. Summer Rd.).
UNIT S12 Buffalo Peaks - Those portions of Lake, Chaffee and Park counties bounded on the north by I-70; on the east by Colo 9 and US 285; on the south by US 285; and on the west by US 24, Colo 91 and I-70.
UNIT S13 Snowmass East - That portion of Pitkin Co bounded on the north and east by the Roaring Fork River, Colo. 82, Pitkin CR 14 (Aspen Mtn. Summer Rd.), Pitkin CR 15E (Richmond Hill Rd.) and USFS Rd. 7761; on the south by Taylor River Head Rd. (USFS 761.1D), Brush Creek Trail (USFS Trail 400), East Brush Creek Rd. (USFS 738.2B) and Brush Creek Rd. (USFS/Gunnison CR 738); on the west by Colo. 135, Gothic Rd. (Gunnison CR 317), Crystal River-Gunnison River divide, Roaring Fork River-Crystal River divide and Capitol Creek.
UNIT S14 Clinetop Mesa - That portion of Garfield Co bounded on the north by the White River-Colorado River divide; on the east by Canyon Creek; on the south by I-70; and on the west by Colo 13, Rifle Creek, West Rifle Creek and Mullen Gulch.
UNIT S15 Sheep Mountain - Those portions of Hinsdale, Mineral and Rio Grande counties bounded on the north by the Rio Grande River; on the east by Colo 149, US 160 and the Continental Divide; on the south by USFS 667, the Mineral-Archuleta and the Hinsdale-Archuleta Co lines; and on the west by the Piedra River, Middle Fork of the Piedra River, Middle Trout Creek, West Trout Creek, and Trout Creek.
UNIT S16 Cimarrona Peak - Those portions of Hinsdale and Mineral counties bounded on the north by the Rio Grande River; on the east by Trout Creek, West Trout Creek, and Middle Fork of Trout Creek, the Middle Fork of the Piedra River and the Piedra River; on the south by the Hinsdale/Archuleta county line; and on the west by Weminuche Creek, USFS Trail 539, the Los Pinos River, and North Fork Pinos River and the Rio Grande Reservoir/Grizzly Creek Divide.
UNIT S17 Collegiate South - Those portions of Chaffee and Gunnison counties bounded on the north by Cottonwood Pass Rd. (USFS 209) and Chaffee CR 306 (Cottonwood Creek Rd.); on the east by U.S. 24 and 285; on the south by U.S. 50; on the west by Gunnison-Chaffee Co. line, Middle Willow Creek, and Willow Creek; on the west by USFS 742.
UNIT S18 Rawah - Those portions of Larimer and Jackson counties bounded on the north by the Wyoming state line; on the east by Larimer Co Rd 103 (Laramie River Rd); on the south by Colo 14; and on the west by Colo 125 and Colo 127.
UNIT S19 Never Summer Range - Those portions of Larimer, Jackson and Grand counties bounded on the north by Colo 14; on the east by Larimer Co Rd 63E (Pingree Park Rd), Larimer County RD 44H (Buckhorn Rd), the divide between Pennock Creek and Elk Creek, USFS Trails 928 (Signal Mountain Trail), and 980 (Stormy Peaks Trail); on the south by the Rocky Mountain National Park boundary, USFS Rds 120.4 (North Supply Jeep Rd), and 120 (Kawuneechee Rd), the North Supply Trail, USFS Trail 118 (Blue Ridge Trail), the Lost Lake Trail, USFS Rd 107 (Lost Lake Rd); and on the west by Colo 125 and Jackson Co Rd 27 (Rand-Gould Rd).
UNIT S20 Marshall Pass - Those portions of Gunnison, Chaffee and Saguache counties bounded on the north by US 50; on the east by US 285; and on the south by Marshall Pass Rd; and on the west by US 50.
UNIT S21 Cow Creek, Wetterhorn Peak - Those portions of Ouray, Gunnison, San Miguel and Hinsdale counties bounded on the north by Colo 62, US 550, the Ouray-Montrose Co line and Ouray-Gunnison Co line to the Uncompahgre National Forest line, and the Uncompahgre NF line to Big Blue Creek; on the east and south by Big Blue Creek to Uncompahgre Peak, the Uncompahgre-Animas River divide, the Ouray-Hinsdale Co line, Engineer Mountain, the Uncompahgre-Lake Fork-Animas River divide, the San Miguel-San Juan and San Miguel-Dolores Co lines, and Lizard Head Pass; and on the west by Colo 145 and US 62.
UNIT S22 San Luis Peak - Those portions of Hinsdale, Mineral and Saguache counties bounded on the north by USFS Rd 788, Hinsdale Co Rds 5, 15, and 45, Saguache Co Rd KK-14 and NN-14; on the east by the Continental Divide, USFS Rd 787, and the La Garita Wilderness Boundary; on the south by USFS Trail 787 (La Garita Stock Driveway), USFS Rd 504, and Colo 149; and on the west by USFS Rd 507, USFS Trails 803, 787 and 473, and Colo 149.
UNIT S23 Kenosha - Those portions of Park and Jefferson counties bounded on the north by US 285; on the north and east by Park Co Rd 68, USFS Rds 543 and 560; on the south by USFS Rd 545, USFS Trail 609, Park Co Rd 56 and USFS Rd 56 (Lost Park Rd); and on the west by US 285.
UNIT S24 Battlement Mesa - Those portions of Garfield and Mesa counties bounded on the north by the Colorado River and I-70; on the east and south by the Garfield Co Rds 331 and 342, Mesa Co Rd 330E, Colo 330 and Colo 65; and on the west by the Colorado River.
UNIT S25 Snowmass West - Those portions of Pitkin, Gunnison and Eagle counties bounded on the north by the Roaring Fork River; on the east by Capitol Creek and the Roaring Fork River-Crystal River divide; on the south by the Crystal River-Gunnison River divide; and on the west by the Crystal River-Gunnison River divide and Colo 133.
UNIT S26 Taylor River - That portion of Gunnison Co bounded on the north by USFS/ Gunnison CR 738 (Brush Creek Rd.), USFS 738.2B (East Brush Creek Rd.), USFS Trail 400 (Brush Creek Trail), 761.1D (Taylor River Head Rd.); on the east by USFS 761 (Taylor Pass Rd.), USFS 742, Willow Creek, Middle Willow Creek and Cumberland Pass Rd.; on the south by New Mexico Principal Meridian/6th Principal Meridian divide, western Fossil Ridge Wilderness boundary and Lost Canyon Rd.; on the west by Colo 135.
UNIT S27 Tarryall - Those portions of Park and Jefferson counties bounded on the north by Park Co Rd 56, USFS Rd 56 (Lost Park Rd), USFS Trail 609, and USFS Rd 560; on the east by USFS Rd 211 (Matukat Rd.), Park Co Rd 77, US 24; on the south by the South Platte River, Park Co Rds 59, 592, and 23, USFS 234 and Park Co Rd 77; and on the west by US 285.
UNIT S28 Vallecito - Those portions of Hinsdale, La Plata and San Juan counties bounded on the north by the Continental Divide; on the east by the North Fork Los Pinos River, Los Pinos River, USFS Trail 539 from Divide Lakes, and Weminuche Creek; on the south by the Hinsdale-Archuleta County line, East Creek and the Los Pinos River; and on the west by Vallecito Reservoir (east shoreline)and Vallecito Creek.
UNIT S29 Alamosa Canyon - Those portions of Conejos, Mineral and Rio Grande counties bounded on the north by US 160; on the east by Colo 15; on the south by USFS Rds 255, 240, and 259, USFS Trail 706, USFS Rds 260, 250 and 380; and on the west by the Continental Divide.
UNIT S30 Conejos River - Those portions of Conejos, Archuleta, Mineral and Rio Grande counties bounded on the north by USFS Rds 380, 250, and 260, USFS Trail 706, USFS Rds 259, 240 and 255, and Colo 15; on the east by US 285; on the south by the Colorado-New Mexico state line and the USFS Rio Grande National Forest boundary; and on the west by the Continental Divide.
UNIT S31 Blanca River - Those portions of Archuleta, Conejos and Rio Grande counties bounded on the north by the Mineral-Archuleta County line and USFS Rd 667; on the east by the Continental Divide; on the south by the Colorado-New Mexico state line; and on the west by US 84 and US 160.
UNIT S32 Georgetown - Those portions of Clear Creek, Jefferson, Gilpin, and Boulder counties bounded on the north and east by USFS 149 (Rollins Pass Rd), Gilpin Co Rd 16 (Tolland Rd), Colo 119, and Colo 72; on the south by I-70; and on the west by the Continental Divide.
UNIT S33 Lake Fork/Pole Mountain - Those portions of Hinsdale and San Juan counties bounded on the north by the Gunnison-Hinsdale County line; on the east by Colo 149; on the south by North Clear Creek, USFS Trail 821 from North Clear Creek to Lost Trail Creek, and Lost Trail Creek; on the south by the Rio Grande River, Stoney Gulch, Cunningham Creek and Colo 110; and on the west by US 550, the Ouray-San Juan County line, the Uncompahgre-Upper Gunnison River Divide and Big Blue Creek.
UNIT S34 Rampart Range - Those portions of El Paso and Teller counties bounded on the north by USFS Rds 393, 300 and 320; on the east by I-25; and on the south and west by US 24 to Woodland Park.
UNIT S35 Greenhorns - Those portions of Pueblo, Huerfano and Custer counties bounded on the north by Colo 96; on the east by I-25; on the south by the Huerfano River; and on the south and west by Colo 69.
UNIT S36 Bellows Creek - Those portions of Mineral, Rio Grande and Saguache counties bounded on the north by USFS Trail 787; on the east by the Mineral/Saguache county line and an all-terrain vehicle trail also known as the La Garita Stock Driveway, USFS Rd 630 and Rio Grande Co Rds 15 and 18; on the south by US 160 and the Rio Grande River; and on the west by Colo 149 and USFS Rd 504.
UNIT S37 St Vrain - Those portions of Boulder, Grand and Larimer counties bounded on the north and east by the Rocky Mountain National Park boundary and US 36; on the south by Boulder Co Rds 94, 81, 106, and 95 (Lefthand Canyon Dr), Colo 72 (Peak to Peak Highway), Boulder Co Rd 102 (Brainard Lake Rd), USFS Trail 907 (Pawnee Pass Trail) and USFS Trail 1 (Cascade Creek Trail); and on the west by USFS Rd 125, USFS Trail 102 (Knight Ridge Trail), and the Rocky Mountain National Park boundary.
UNIT S38 Apishapa - Those portions of Huerfano, Pueblo, Otero and Las Animas counties bounded on the north by Colo 10, and US 50; on the east and south by US 350; and on the west by I-25.
UNIT S39 Mount Silverheels - Those portions of Park and Summit counties bounded on the north by the Swan River Rd (Summit Co Rd 6), USFS Rd 6, the Continental Divide and the North Fork of the South Platte River; on the east by US 285, Park Co Rds 77 and 23 (Turner Gulch Rd or USFS Rd 234); on the south by US 24; and on the west by US 285 and Colo 9.
UNIT S40 Lone Pine - That portion of Larimer Co bounded on the north by Larimer Co Rds 80C and 59 (Cherokee Park Rd), the Wyoming state line; on the east by Larimer Co Rd 37, South Branch Boxelder Creek, Boxelder Creek, Larimer Co Rd 19; on the south by Larimer Co Rd 80, and US 287; and on the south and west by Larimer Co Rds 74E and 162 (Red Feather Lakes-Deadman Rd).
UNIT S41 Peru Creek - That portion of Summit Co bounded on the north by I-70; on east by the Continental Divide; on the south by the Swan River Rd (Summit Co Rd 6) and USFS Rd 6; and on the west by Colo 9 and US 6.
UNIT S42 Waterton Canyon - Those portions of Jefferson, Douglas, and Park counties bounded on the north by US 285; on the east by Colo 470, US 85, Colo 67, and USFS Rd 300 (Rampart Range Rd); on the south by USFS Trail 649, Colo 67, Jefferson Co Rd 126 (South Deckers Rd) and USFS Rd 211; and on the west by USFS Rds 560 and 543, and Park Co Rd 68.
UNIT S43 Hayman - Those portions of Park, Teller, Douglas, and Jefferson counties bounded on the north by USFS Rd 211 and Jefferson Co Rd 126 (South Deckers Rd); on the east by Colo 67 and Trout Creek; on the south by US 24; and on the west by the Park Co Rd 77 and USFS Rd 211 (Matakat Rd).
UNIT S44 Basalt - Those portions of Garfield, Eagle and Pitkin counties bounded on the north by USFS Trail 514 (Red Tables Divide Rd) and USFS Trail 1870; on the east by the Crooked Creek Pass Rd (USFS Rd 400); on the south by the Fryingpan River and the Roaring Fork River; and on the west by Garfield Co Rd 100, and the Cottonwood Pass Rd.
UNIT S45 Cross Mountain - That portion of Moffat Co bounded on the north and east by Colo 318; on the east and south by US 40; and on the west by the Lilly Park Rd and the Little Snake River.
UNIT S46 Dome Rock - That portion of Teller Co bounded on the north by US 24; on the east and south by Colo 67; and on the west by Teller Co Rd 1.
UNIT S47 Browns Canyon - Those portions of Chaffee, Fremont and Park counties bounded on the north by US 24; on the east by Kaufman Ridge, Badger Creek, and Fremont Co Rds 2 and 12; and on the south by the Arkansas River and South Arkansas River; and on the west by US 285 and 24.
UNIT S48 Carrizo Canyon - Those portions of Baca and Las Animas counties bounded on the north by US 160; on the east by Baca Co Rd 13 (Pritchett Grade Rd); on the south by the Colorado-New Mexico state line; and on the west by Colo 389.
UNIT S49 Grape Creek\Copper Ridge - Those portions of Custer and Fremont counties bounded on the north by the Arkansas River, the Fremont Co Rd 12 Bridge, and US 50; on the east by Colo 67; on the south by Colo 96; and on the west by Colo 69, Fremont-Custer and Fremont-Saguache Co lines, USFS Rd 6 (Hayden Pass Rd), and Fremont Co Rd 6.
UNIT S50 Mount Mestas - Those portions of Huerfano and Costilla counties bounded on the north by Huerfano Co Rd 550, Colo 69 and the Huerfano River; on the east by I-25; on the south by US 160; and on the west by the Pass Creek Rd.
UNIT S51 Spanish Peaks - Those portions of Huerfano, Costilla and Las Animas counties bounded on the north by US 160; on the east by I-25; on the south by the Colorado-New Mexico state line; and on the west by the Huerfano-Costilla Co line and farther south by the Southern Sangre de Cristo Divide (Culebra mountain range).
UNIT S52 Rock Creek - Those portions of Gunnison, Saguache and Hinsdale counties bounded on the north by BLM Rds 3035, 3036 (Cebolla Creek Rd) 3047 (Huntsman Gulch Rd) and 3043; on the east by USFS Rd 806; on the south by USFS Rd 788 (Los Pinos Pass Rd), Saguache Co Rd KK-14, Hinsdale Co Rds 45, 15 and 5; and on the south and west by the Powder Horn Primitive Area boundary, USFS Trail 462, the East Fork of Powderhorn Creek, and Powderhorn Creek.
UNIT S53 Bristol Head - Those portions of Mineral and Hinsdale counties bounded on the north by North Clear Creek, Colo 149, and USFS Trails 473 and 787; on the east by USFS Trail 803 and USFS Rd 507; on the south by Colo 149, and the Rio Grande River; and on the west by Lost Trail Creek.
UNIT S54 Dillon Mesa - That portion of Gunnison Co bounded on the north by Gunnison Co Rd 12; on the east by Colo 135; on the south by US 50, the Gunnison River, Blue Mesa Reservoir, and Colo 92; and on the west by Curecanti Creek, Curecanti Pass, and Coal Creek.
UNIT S55 Natural Arch-Carnero Creek - Those portions of Rio Grande and Saguache counties bounded on the north by Colo 114; on the east by US 285; on the south by Colo 112 and US 160; and on the west by Rio Grande Co Rds 18 and 15, USFS Rd 630, and USFS Trail 787, the all terrain vehicle trail also known as the La Garita Driveway, La Garita Wilderness Area boundary, USFS Rd 787 and the Continental Divide.
UNIT S56 Black Ridge - That portion of Mesa Co bounded on the north by the Colorado River and US 50; on the east by US 50; on the east and south by Colo 141 and the Dolores River; and on the west by the Colorado-Utah state line.
UNIT S57 Big Thompson - Those portions of Larimer and Boulder counties bounded on the north by Larimer Co Rd 44H (Buckhorn Rd), Stove Prairie Rd (Larimer Co Rd 27), Larimer Co Rds 52E (Rist Canyon Rd) and 54G; on the east by US 287; on the south by Colo 66 and US 36; and on the west by the Rocky Mountain National Park boundary, USFS Trails 980 (Stormy Peaks Trail), and 928 (Signal Mountain Trail) and the divide between Pennock Creek and Elk Creek.
UNIT S58 Lower Poudre - That portion of Larimer Co bounded on the north by Larimer Co Rd 74E (the Red Feather Lakes Rd) on the east by US 287 and Larimer Co Rd 54G; on the south by Larimer Co Rd 52E (Rist Canyon Rd), Stove Prairie Rd (Larimer Co Rd 27), and Larimer Co Rd 44H (Buckhorn Rd); and on the west by Larimer Co Rd 63E (Pingree Park Rd), Colo 14, Elkhorn Creek, and Larimer Co Rd 68 (Boy Scout Ranch Rd).
UNIT S59 Derby Creek - Those portions of Rio Blanco, Routt, Eagle and Garfield counties bounded on the north by USFS Trails 1103, 1116 and 1117, USFS Rds 959 and 16, Routt Co Rds 132 and 15; on the east by Colorado Colo 131; on the south by the Eagle River, the Colorado River and Deep Creek; and on the west by the Colorado River-White River divide, and the White River-Yampa River divide.
UNIT S60 Shelf Rd - Those portions of Teller, Fremont and Park counties bounded on the north by Park Co Rds 59 and 102 and Teller Co Rds 112, 11, and 1; on the east by Colo 67, Teller Co Rd 86 and Fremont Co Rd 67; on the south by US 50; and on the west by Colo 9.
UNIT S61 Purgatory Canyon - Those portions of Otero, Bent and Las Animas counties bounded on the north by US 50; on the east by Colo 109; on the south by US 160; and on the west by US 350.
UNIT S62 Dominguez Creek - Those portions of Delta, Mesa, Montrose and Ouray counties bounded on the north by Colo 141; on the east by Colo 50; on the south by Colo 90; and on the west by USFS Rd 402 (Divide Rd).
UNIT S63 Middle Dolores River - Those portions of Montrose and San Miguel counties bounded on the north by Colo 90; on the east by Monogram Mesa Rd (Montrose Co Rd DD 19 and San Miguel Co Rds 18Y, U29 and 25R); on the south by Colo 141, and the Big Gypsum Valley Rd (San Miguel Co Rd 20R, Dolores River and McIntyre Canyon); and on the west by the Colorado-Utah state line.
UNIT S64 Upper Dolores River - Those portions of San Miguel, Dolores and Montezuma counties bounded on the north by McIntyre Canyon, Dolores River, San Miguel Co Rd 20.R (Big Gypsum Valley Rd), Colo 141 and Disappointment Valley Rd (San Miguel Co Rd 19.Q and Dolores Co Rd D.00); on the east by USFS Rd 526 (Norwood-Dolores Rd) and Colo 145; on the south by Colo 184 and US 491; and on the west by the Colorado-Utah state line.
UNIT S65: Costilla - That portion of Costilla Co bounded on the north by the Alamosa-Costilla and Huerfano-Costilla Co lines; on the east by the Huerfano-Costilla Co line and farther south by the southern Sangre de Cristo Divide (Culebra Mountain Range); on the south by the Colorado-New Mexico state line; and on the west by Colo 159 and US 160.
UNIT S66 Mount Elbert - That portion of Lake and Pitkin counties bounded on the north by the North Fork Fryingpan River, and Mormon Creek and the Continental Divide; on the east by US 24; on the south by Colo 82; and on the west by Lost Man Creek, over ridge from Lost Man Creek to South Fork Fryingpan River, South Fork Friyingpan River, and Fryingpan River.
UNIT S67 Flattops - Those portions of Rio Blanco and Garfield counties bounded on the north by the Williams Fork River--White River divide; on the east by the White River-Yampa River divide and the White River-Colorado River divide; on the south by the South Fork of the White River-Colorado River divide; and on the west by USFS Rd 245, Rio Blanco Co Rds 17 (Buford-Newcastle Rd) and 8, and USFS Rd 250.
UNIT S68 Northern Sangre de Cristos - Those portions of Chaffee, Fremont and Saguache counties bounded on the north by the South Arkansas River and the Arkansas River; on the east by Fremont Co Rd 6 and USFS Rd 6 (Hayden Pass Rd); on the south by the Fremont-Custer and Fremont-Saguache Co lines, USFS Rd 970 (Hayden Pass Rd), and Saguache Co Rd LL 57; and on the west by US 285.
UNIT S69 Cochetopa - Those portions of Gunnison and Saguache counties bounded on the north by the Gunnison River and US 50, on the east by Gunnison Co Rd 45 and Saguache Co Rd 14-PP (Doyleville Cut-off Road), Razor Creek and USFS Rd 803 (Gismo Creek and Meyer's Gulch Rd), Colo 114 and the Continental Divide; on the south by Saguache Co Rds NN-14 and KK-14; and on the west by USFS Rd 806 and South Beaver Creek.
UNIT S70 Fossil Ridge - That portion of Gunnison Co bounded on the north by the New Mexico Principal Meridian/6th Principal Meridian divide; on the east by USFS Rd 765, Gunnison Co Rd 76, USFS Rd 763 (Waunita Pass Rd) and Gunnison Co Rd 887 (Waunita Hot Springs Rd); on the south by US 50; and on the west by Gunnison Co Rd 76, BLM Rd 3103 (North Parlin Flats), USFS Rd 583 and the western Fossil Ridge Wilderness boundary.
UNIT S71 West Needles - Those portions of San Juan and La Plata counties bounded on the north by the San Miguel-Ouray Co line, US 550, Colo 110, Cunningham Gulch, and the Continental Divide; on the east by Vallecito Creek and the Los Piños River; on the south by US 160; and on the west by the Montezuma-La Plata and Montezuma- Dolores Co lines.
UNIT S72 Greenland - That portion of Douglas Co bounded on the north by Wolfensberger Rd, Wilcox Street, and Colo 86; on the east by Colo 83; on the south by Palmer Divide Rd; and on the west by Colo 105.
UNIT S73 Mount Zirkel - Those portions of Jackson and Routt counties bounded on the north by the Mount Zirkel Wilderness boundary, USFS Trail 1125, USFS Rd 660, and Big Creek Rd (USFS Rd 600); on the east by Jackson Co Rds 6W, 7, 12W, 18, and 5; on the south by Jackson Co Rd 24, and the Buffalo Pass Rd (USFS Rd 60); and on the west by the boundary of the Mount Zirkel Wilderness Area.
UNIT S74 Glenwood Canyon - Those portions of Garfield and Eagle counties bounded on the north by the South Fork White River-Colorado River Divide and Deep Creek; on the east and south by the Colorado River; and on the west by Canyon Creek.
UNIT S75 Main Canyon - Those portions of Mesa, Garfield and Rio Blanco counties bounded on the north by the Colorado River-White River divide; on the east by the Roan Creek-Parachute Creek divide and Kelly Gulch; on the south by the Colorado River; and on the west by the Bookcliffs, the Little Salt Wash-Roan Creek divide, the Big Salt Wash-Roan Creek divide, and the East Salt Creek-Roan Creek divide.
UNIT S76 Holy Cross - Those portions of Eagle and Pitkin counties bounded on the west and north by the Holy Cross Wilderness area, West Grouse Creek, and USFS Trail 2129 and USFS Rd 733; on the east by US 24; on the south by the Continental Divide; and on the west by the Fryingpan River-Eagle River divide.
UNIT S77 Gore Canyon - Those portions of Grand, Eagle, Summit and Routt counties bounded on the north by Colo 134; on the east by US 40, Colo 9 and the Blue River; on the south by Elliott Creek, Hoagland Reservoir, the North Fork of Elliott Creek, Elliott Ridge/Arapaho/White River NF boundary, Eagles Nest Wilderness boundary, Piney Ridge, Elk Creek, and the Colorado River to State Bridge; and on the west by Colo 131.
UNIT S78 Ten Mile - Those portions of Summit and Eagle counties bounded on the north by Resolution Creek Road (USFS Rd 702), Resolution Creek, Ptarmigan Pass, Wilder Gulch and I-70; on the east by Colo 91; on the south and west by US 24.
UNIT S79 Pueblo West - That portion of Pueblo and Fremont counties bounded on the north by US 50; on the east by Colo 45; on the south by Colo 96; and on the west by Colo 67.
UNIT S80 Black Canyon - Those portions of Delta, Gunnison, and Montrose counties bounded by the Gunnison Gorge National Conservation Area, Black Canyon of the Gunnison National Park, and Curecanti National Recreation Area south and west of Colo 92.
UNIT S81 Lower Lake Fork, Gunnison River - That portion of Gunnison Co bounded on the north by US 50 and Blue Mesa Reservoir; on the east by Colo 149; on the south by Colo 149; and on the southwest and west by Gunnison Co Rd 25.
UNIT S82 Cold Springs - That portion of Moffat Co bounded on the north by the Colorado-Wyoming state line; on the east by Moffat Co Rd 10N (Irish Canyon Rd), Colo 318 and Moffat Co Rd 10; on the south by Moffat Co Rd 34 and the Green River; and on the west by the Colorado-Utah state line.
UNIT S83 Rocky Mountain National Park - Those portions of Larimer, Boulder and Grand counties within the boundaries of Rocky Mountain National Park, except for Twin Sisters Mountain.
UNIT S84 Mesa Verde - That portion of Montezuma and La Plata counties bounded on the north by US 160; on the east by Colo 140; on the south by the Colorado-New Mexico state line; and on the west by US 491.
UNIT S85 Dinosaur Monument - That portion of Moffat Co bounded on the north by the Dinosaur National Monument boundary, the Green River and Moffat Co Rd 34; on the east and south by Dinosaur National Monument (containing the Green River); and on the west by the Colorado-Utah state line.
UNIT S86 Cucharas River - Those portions of Pueblo, Huerfano, Las Animas and Otero counties bounded on the north by the Arkansas River; on the east by Colo 167; on the south by Colo 10; and on the west by I-25.
2 CCR 406-0-025