2012-10-05_HYDROLOGY - C1981008

• Permit No: C1981008
• IBM Index Class Name: Hydrology
• Doc Date: 10/5/2012
• Doc Name: WET Testing - No Pattern of Toxicity Outfall 013 ‎(CO-0000213)‎
• From: Western Fuels Colorado
• To: WQCD
• Email Name: MLT
• Email Name: SB1
• Media Type: D
• Archive: No

Measurements
Control
(0 %)
20%
40%
60%
80%
100%
% Survival for day l
100
100
100
100
100
100
% Survival for day 2
100
100
100
100
100
90
% Survival for day 3
100
100
100
100
100
90
''o Survival for day 4
100
100
100
100
100
80
° Survival for day 5
100
100
90
100
100
80
% Survival for day 6
100
100
90
100
100
80
Mean 3 Brood Total
15.4
10.0
7.9
7.1
2.6
0.7
Test Results
Lethality
Reproduction
NOEC
100%
<20%
PASS
FAIL
IC2s
>100%
*14.3
*estimated
PASS
FAIL
Client: Western Fuels
Site: New Horizon Mine 013
WET TEST REPORT FORM — CHRONIC
Permittee: Western Fuels Colorado Outfall: 013
Permit No.: CO- 0000213
Test Type: Routine ® Accelerated ❑
Test Species: Ceriodaphnia dubia IWC: 100%
Test Start
Time
1200
SeaCrest Group
/a dd t
Signature
Test Start Date
07 -24 -2012
CO 0000213 SCG Project No.: 312839.B
Test End
Time
Date
1145
Test End Date
07 -30 -2012
Dilution(s) - % Effluent
Hardness (mg/L) — Receiving Water: N/A Effluent: 2238/1570/2015
Alkalinity (mg/L) — Receiving Water: N/A Effluent: 323/272/293
Chlorine (mg/L) — Effluent: <0.01 pH (initial/final) — Control: 7.9/8.2
Total Ammonia as NH3 (mg/L) - Effluent: 2.22/4.65/2.50
Were all Test Conditions in Conformance with Division Guidelines? YES NO
If NO, list deviations from test specifications:
Laboratory: SeaCrest Group
Comments:
Analyst's Name: Chelsea Justis and Katia Hannah
G„
Recon Water: 86
Recon Water: 57
100 %: 7.9/8.3
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