2012-12-12_HYDROLOGY - M1983176

• Permit No: M1983176
• IBM Index Class Name: HYDROLOGY
• Doc Date: 12/12/2012
• Doc Name: SWSP
• From: OSE
• To: Asphalt Specialties Co.
• Permit Index Doc Type: Hydrology Report
• Email Name: BMK
• Media Type: D
• Archive: No

Mr. Rob Laird
Speer Mining Resources SWSP
December 12, 2012
Page 3 of 4
delivery schedule for WY 2014 has not been submitted to this office. Therefore the SWSP will
expire at the end of October 2013 unless condition #1 (below) is met.
Conditions of Approval
I hereby approve this substitute water supply plan, in accordance with Section 37 -90-
137(11), C.R.S., subject to the following conditions:
1. This plan shall be valid for the period of November 1, 2012 through October 31, 2013,
unless otherwise revoked or modified. This expiration date will be extended to October
31, 2014 if the applicant submits a renewed Aurora lease water delivery schedule and
documentation of the pits backfilling process by October 1, 2013. If this plan will not be
made absolute by a water court action by the plan's expiration date, a renewal request
must be submitted to this office with the statutory fee of $257 no later than September 15,
2013 (or September 15, 2014 if plan is extended.
2. Well permit no. 75688 -F was obtained for the current use and exposed pond surface
area of the gravel pit in accordance with §37 -90- 137(2) and (11), C.R.S.
3. The total surface area of the groundwater exposed at the Speer Pit must not exceed the
values shown on Tables AI.3 and AI.4 on a monthly basis. Should backfilling occur at
a rate less than projected this SWSP will become invalid and an amendment to
this plan will be required.
4. The annual amount of water used for dust control at the Speer Pit shall not exceed 0.33
acre -feet. All pumping for dust control shall be measured in a manner acceptable to the
division engineer.
5. Total consumption at the Speer Pit must not exceed these aforementioned amounts
unless an amendment is made to this plan.
6. Approval of this plan is for the purposes as stated herein. This office must first approve
any additional uses for which the water may be used.
7. All releases of replacement water must be sufficient to cover all out -of- priority depletions
in time, place, and amount and must be made under the direction and /or the approval of
the water commissioner. The release of replacement water may be aggregated to
maximize beneficial use. The water commissioner and /or the division engineer shall
determine the rate and timing of an aggregated release.
8. The replacement water that is the subject of this plan cannot be sold or leased to any
other entity. As a condition of subsequent renewals of this substitute water supply plan,
the replacement water must be appurtenant to this site until a plan for augmentation is
obtained. A copy of this approval letter should be recorded with the County Clerk and
Recorder. All replacement water must be concurrent with depletions in quantity, timing,
and locations.
9. Adequate accounting of depletions and replacement must be provided to the division
engineer in Greeley (Div1Accountinq(a,state.co.us) and the water commissioner (Bill
Schneider at William .Schneider(a�state.co.us) on a monthly basis. All submitted
accounting shall conform to the Administration Protocol "Augmentation Plan Accounting,
Division One - South Platte River" (attached).
In addition, the applicant shall verify that the entities making replacements are identifying
this use on their accounting submitted to our office. For the period of this plan, that
entity is the City of Aurora (WDID 0802593 — Aurora Reuse).