Free DBB-014, Three-Year Modified Banking Worksheet - Colorado

DBB-014 (10/02)

COLORADO GROUND WATER COMMISSION Room 818 Centennial Building, 1313 Sherman Street Denver, CO 80203 Three-Year Modified Banking Worksheet

This form must be complete where applicable. Type or print in BLACK INK. No overstrikes or erasures unless initialed.

Instructions: Use this worksheet to determine your banking reserve and allowable pumping for this year if you are seeking Commission approval to switch from the three-year rolling average to three-year modified banking. All values should be in acre-feet. This worksheet cannot be used if you have overpumped while under the three-year rolling average provisions. 1 2 3 4 Maximum Annual Permitted Appropriation - This is the value from your final permit or the lesser of the originally permitted amount and the claimed use. Average Annual Historic Withdrawal - This is average annual withdrawal that the well is restricted to under expanded acres or a change of use. Subtract line 2 from line 1 and enter here. Multiply line 3 by 3 and enter here. This is the maximum amount of banking possible.

5 6 7 8

Enter pumping under three-year rolling average provisions from 3 years ago (20.....), or enter zero. Enter pumping under three-year rolling average provisions from 2 years ago (20.....), or enter zero. Enter pumping under three-year rolling average provisions from 1 year ago (20.....), or enter zero. Total pumping - Add lines 5, 6 and 7 and enter here.

9 10

Write in amount from line 2. If the well has been operated under the three-year rolling average provisions for: a. three or more years, multiply line 9 by 3, and enter here. b. two years, multiply line 9 by 2, and enter here. c. one year, enter line 9 here. Write in total from line 8. Subtract line 11 from line 10 and enter here.

11 12

13 14 15

Banking Reserve - Write in the lesser of lines 4 and 12. This is the amount that can be carried over from the past year(s) under the three-year modified banking provisions. Write in the amount from line 2. Add lines 13 and 14 and enter here.

16

Pumping Limit for this year - Write in the lesser of lines 1 and 15. This is the amount that you would be allowed to pump under three-year modified banking provisions for the current year.