2 Colo. Code Regs. § 406-0-026
UNIT G1 Mt. Shavano - Those portions of Chaffee, Gunnison and Saguache counties bounded on the north by USFS 839, USFS 1451 (Alpine Tunnel), USFS 295, Pomeroy Gulch, Grizzly Mountain, and Brown's Creek; on the east by US 285; on the south by US 50; and on the west by Gunnison Co Rd 76 (Quartz Creek Road) and USFS 765 (North Quartz Creek Road).
UNIT G2 Mount Princeton - Those portions of Chaffee and Gunnison counties bounded on the north by Cottonwood Pass Rd (USFS 209, USFS 306 and Chaffee Co Rd 306); on the east by US 24 and US 285; on the south by Colo 162, USFS 211 and USFS 267; and on the west by USFS 765 and USFS 742.
UNIT G3 Mount Harvard - 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 209); and on the west by USFS 742, USFS Rd. 761 (Taylor Pass Rd.), USFS Rd. 7761, Pitkin Co Rd 15E (Richmond Hill Rd.) and Pitkin Co Rd 14 (Aspen Mtn. Summer Rd.).
UNIT G4 Mount Blue Sky - Those portions of Clear Creek, Jefferson and Park counties bounded on the north by I-70; on the east by west of Colo 74 and Jefferson Co Rd 73; on the south and southwest by US 285; and on the west by the Guanella Pass Rd (USFS 118 and USFS 381).
UNIT G5 West Needles - Those portions of La Plata, San Juan, Hinsdale and Archuleta counties bounded on the north by the San Juan-Ouray Co line and the Continental Divide; on the east by the Los Pinos River-Piedra River divide, East Creek, and the Los Pinos River; on the south by US 160 and on the west by US 550.
UNIT G6 Gore Range - Those portions of Grand, Eagle and Summit counties bounded on the north by the Colorado River; on the east by Colo 9; on the south by I-70; and on the west by Colo 131.
UNIT G7 Gray's Peak - Those portions of Summit and Clear Creek counties bounded on the north by US 6/I-70;; on the east by the Guanella Pass Rd (USFS 381); on the south by the Pike-Arapahoe National Forest boundary, the Continental Divide, the Argentine Pass trail, USFS Rds 260 and 5; and on the west by US 6
UNIT G8 Fossil Ridge - That portion of Gunnison Co bounded on the north by USFS Rd 742 (Taylor River Rd); on the east by USFS 765 (Cumberland Pass Rd and North Quartz Creek Rd); on the south by Quartz Creek Rd (Gunnison Co Rd 76) and US 50; and on the west by Colo 135.
UNIT G10 Tenmile - Those portions of Summit, Park and Lake Counties bounded on the north by I-70; on the east by Colo 9 and Boreas Pass Rd (USFS 404 and Summit CR 10); on the south by the Continental Divide, Colo 9, Scott Gulch, the Middle Fork of the South Platte River, and Platte Gulch to the Lake-Park county line; and on the west by the Lake-Park county line, Continental Divide, Colo 91 and I-70.
UNIT G11 The Raggeds - Those portions of Gunnison and Pitkin Counties bounded on the north by County Road 3 (Marble Rd), USFS 314 (Crystal River Rd) and USFS 317 (Schofield Pass Rd); on the east by USFS 317 (Gothic Rd) and Gunnison Co Rd 317 (Crested Butte Rd); on the south by Gunnison Co Rd 12 (Kebler Pass Rd); and on the west by Colo Hwy 133.
UNIT G12 Maroon Bells - Those portions of Garfield, Eagle, Gunnison and Pitkin counties bounded on the north and east by the Roaring Fork River, Colo 82, Pitkin Co Rds 14 (Aspen Mtn Summer Rd) and 15 E (Richmond Hill Rd) and USFS 7761; on the south by USFS 761.1D (Taylor River Head Rd), USFS Trail 400 (Brush Creek Trail), USFS Road 738.2B (East Brush Creek Rd), USFS/Gunnison Co Rd 738 (Brush Creek Rd); and on the west by Colo 135, Gunnison Co Rd 317 (Crested Butte Rd), USFS 317 (Gothic Rd), USFS 317 (Schofield Pass Rd), USFS 314 (Crystal River Rd), and Colo 133.
UNIT G14 Antero - Those portions of Chaffee and Gunnison counties bounded on the north by USFS 267, USFS 211 and Colo 162; on the east by US 285; on the south by Brown's Creek, Grizzly Mountain, Pomeroy Gulch, USFS 295, USFS 1451, and USFS 839; and on the west by USFS 765.
UNIT G15 Jones Pass - Those portions of Summit, Grand, and Clear Creek counties bounded on the north by USFS Rds 132 (Ute Pass Rd), 138, 139 (Crooked Creek Rd) and Grand Co Rd 50; on the east by US 40 and I-70/US 6; on the south by US 6/I-70 and US 6 over Loveland Pass; and on the west by US 6 and Colo 9.
UNIT G16 Mt. Guyot - Those portions of Summit, Clear Creek, and Park counties bounded on the north by US 6, USFS 5, USFS 260, the Argentine Pass trail, the Continental Divide and the Pike-Arapahoe National Forest boundary; on the east by the Guanella Pass Rd; on the south by US 285; and on the west by the Boreas Pass Rd (USFS 404 and Summit Co Rd 10), Colo 9, and US 6.
UNIT G17 Independence Pass - Those portions of Lake, Pitkin and Eagle Counties bounded on the north by the Eagle River-Fryingpan River watershed divide and the Continental Divide; on the east by US 24; on the south by Colo 82; and on the west by Warren Creek, USFS 131, the Hunter-Fryingpan Wilderness Area boundary, Deadman Creek, and USFS 105, 501, 506, 507 and 400.
UNIT G18 Holy Cross - That portion of Eagle and Pitkin Counties bounded on the north by the Holy Cross Wilderness boundary; on the east by the Holy Cross Wilderness boundary and the Continental Divide; on the south by the Continental Divide; and on the west by the Eagle River-Fryingpan River watershed divide and the Holy Cross Wilderness boundary.
2 CCR 406-0-026