The provisions of C.R S. 25-8-202(1)(a), (b) and (2); 25-8-203; 25-8-204; and 25-8-402; provide the specific statutory authority for adoption of these regulatory amendments. The Commission also adopted in compliance with 24-4-103(4) C.R.S. the following statement of basis and purpose.
BASIS AND PURPOSE
Pursuant to the requirements in the Basic Standards (at 31.7(3)), the Commission reviewed the status of temporary modifications to determine whether the temporary modification should be modified, eliminated or extended.
The type i temporary modification of ammonia standard on Closed Basin segment 3 was reviewed. The Commission took no action on this temporary modification, it will expire on 12/31/2011.
PARTIES TO THE RULEMAKING HEARING
1. Paint Brush Hills Metropolitan District2. Tri-State Generation and Transmission Association4. Mountain Water and Sanitation District5. City of Grand Junction6. Colorado Division of Wildlife8. U. S. Environmental Protection Agency9. City of Colorado Springs and Colorado Springs Utilities38 CR 03, February 10, 2015, effective 6/30/201539 CR 03, February 10, 2016, effective 3/1/201639 CR 03, February 10, 2016, effective 6/30/201640 CR 03, February 10, 2017, effective 6/30/201741 CR 01, January 10, 2018, effective 1/31/201841 CR 03, February 10, 2018, effective 6/30/201841 CR 17, September 10, 2018, effective 12/31/201842 CR 04, February 25, 2019, effective 6/30/201943 CR 03, February 10, 2020, effective 6/30/202044 CR 05, March 10, 2021, effective 6/30/202144 CR 17, September 10, 2021, effective 12/31/202145 CR 17, September 10, 2022, effective 9/30/202246 CR 10, May 25, 2023, effective 6/14/2023