2013-05-30_HYDROLOGY - M1983090

• Permit No: M1983090
• IBM Index Class Name: HYDROLOGY
• Doc Date: 5/30/2013
• Doc Name: SWSP
• From: OSE
• To: DRMS
• Permit Index Doc Type: Hydrology Report
• Email Name: ECS
• Media Type: D
• Archive: No

Mr. Andy Rodriguez
Poudre Pits Aggregate Mine SWSP
May 29, 2013
TABLE E — FINAL RECLAMATION SUMMARY
Page 7
Site
DRMS
Proposed Final
Bond
Comments
Name
Permit #
Reclamation
Amount
Firestein
Unlined Ponds
1/10/2013 Inspection found bond to be
inadequate to address long term augmentation
Tigges
Unlined Ponds
requirements due to exposed groundwater.
M- 1996 -060
$115,500
DRMS requirements for exposed
groundwater on site are not met.
Roberts
Unlined Pond
Augmented through 02CW331 (Lake Shiloh,
WDID 0303790
North la
Operator increased reclamation liability bond on
Poudre
M- 2000 -144
Unlined Ponds
$523,200
4/22/2013 to comply with DRMS requirements
for exposed groundwater on site.
Lined and Unlined
Operator increased reclamation liability bond on
La Poudre
M- 1983 -090
Ponds
$915,820
5/3/2013 to comply with DRMS requirements
for exposed groundwater on site.
Conditions of Approval
I hereby approve the proposed substitute water supply plan in accordance with §37 -90- 137(11),
C.R.S., subject to the following conditions:
This plan shall be valid for the period of January 1, 2013 through August 31, 2013 unless
otherwise revoked or modified. This plan's expiration date will automatically be extended to
December 31, 2013 upon showing of sufficient replacement water has been obtained for the
months of October through December 2013.
2. 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 for each DRMS
site no later than July 15, 2013 (or November 15, 2013 if extended per condition # 1).
3. Well permit 62037 -F was obtained for the North La Poudre Pit in accordance with §37 -90- 137(2)
and (11). This permit allows for up to 10 acres of exposed ground water. No other use of water
is allowed under this permit including dewatering. Except for evaporation, any use of ground
water from this site will require an amended or new permit.
4. Well permit 61571 -F was obtained for the La Poudre Pit in accordance with §37 -90- 137(2) and
(11), C.R.S. This permit allows for up to 33.3 acres of exposed ground water and allows for
operational losses from the mining of aggregate, production of concrete, and dust control. The
water use projected in this SWSP remains within the permit's limits.
5. Well permit 62773 -F was obtained for the Firestein/Tigges /Roberts Pit in accordance with
§37 -90- 137(2) and (11), C.R.S. This permit allows for up to 72.31 acres of exposed ground
water and allows for operational losses from the mining of aggregate, production of concrete,
and dust control. The water use projected in this SWSP remains within the permit's limits.
6. The total area of pond surface exposed acres for each of the pits shall not exceed those values
listed in Table A of this approval. Should the total surface area exposed exceed those
amounts, the Applicant is required to immediately file an amendment with this office.
7. The total amount of ground water to be appropriated from each of the pits shall not exceed the
values listed in Table B of this approval.