2013-07-30_HYDROLOGY - C1980005

• Permit No: C1980005
• IBM Index Class Name: HYDROLOGY
• Doc Date: 7/30/2013
• Doc Name: 2nd Quarter 2013 DMRS
• From: Seneca Coal Company
• To: WQCD
• Permit Index Doc Type: DMR’s
• Email Name: JDM
• Email Name: DIH
• Media Type: D
• Archive: No

COLORADO - CDPS WET TEST REPORT FORM - CHRONIC
PERMITTEE: Seneca Mine CDPS NO. CO- 0000221 OUTFALL: 001
TEST TYPE: ROUTINE XX ACCELERATED TEST SPECIES: P. prome/as
IWC: 100%
TEST RESULTS
LETHALITY
GROWTH
STATISTICAL METHOD
Concentration w/ Statistical Difference
>100%
>100%
Fisher's Exact/Dunnett's
Pass /Fail
Pass
N/A
100
IC25
>100%
>100%
Bootstrap
Pass /Fail
Pass
N/A
100
TEST TIME & DATE START June 11, 2013 END
12:00 PM
DILUTION (% EFFLUENT)
June 18, 2013
12:00 PM
MEASUREMENTS
CONTROL
6.50%
13.00%
25.00%
50.00%
100%
Da 1 % Survival
100
100
100
100
100
100
Day 2
100
100
100
100
100
100
Day 3
100
100
100
100
100
100
Day 4
100
100
100
100
100
100
Day 5
100
100
100
1 100
100
100
Day 6
100
100
100
100
100
100
Day 7
100
100
100
100
100
100
7 Day Mean Dry Weight 0.408 0.396 0.399 0.387 0.402 0.415
pH (Maximum /Minimum ) 7.2 -7.5
7.2 -7.4 7.3 -7.6
7.3 -7.5
7.3 -7.7
7.2 -7.4
RECEIVING WATER USED FOR DILUTION? NO
WERE ALL TEST CONDITIONS IN CONFORMANCE WITH DIVISION GUIDELINES? YES
IF NO, LIST ALL DEVIATIONS:
HARDNESS (MG /L) EFFLUENT: 2460 -2890 MHW WATER: 80.5
ALKALINITY (MG /L) EFFLUENT: 148 -157 MHW WATER: 88.3
T. AMMONIA (MG /L) INITIAL EFFLUENT: <1.0 FINAL EFFLUENT: <1.0
T.RESIDUAL CHLORINE (MG /L) EFFLUENT: <0.1
LABORATORY: ENVIRO -CHEM ANALYTICAL, INC. ANALYST: Liese K. Thompson