2008-05-06_REPORT - C1982057

• Permit No: C1982057
• IBM Index Class Name: REPORT
• Doc Date: 5/6/2008
• Doc Name: 2007 Annual Hydrology Report to Appendix C
• From: Seneca Coal Company
• To: DRMS
• Annual Report Year: 2007
• Permit Index Doc Type: Hydrology Report
• Email Name: DTM
• Media Type: D
• Archive: No

s

ite Number
(Computer ID)

ocation s
TABLB 7
Historical and Descriptive Summary of
Surface Water Monitoring Sites, Seneca II-W Mine
Date Established/
Instrumentation Periods of Operation
SW-S2w-CG1 South (015) tributary of 1979; treat stage gage 06/79-11/83
(WSSC1) Sage Creek at 7,160 ft. (Q=VA) OS-11/84;03-11/BS
elevation (SN88W14DDC) 03-05/86;07/97-10/98
SW-S2W-CG2 Mid-Watering Trough 1979; crest stage gage 08/80-11/82
(WSWTC2) Gulch at 6,980 ft. (Q=B&S)
elevation (5N88W20DAD)
SW-S2W-FG1 Mouth of Hubberaon Gulch 1979; flume gage, 07/79-present
(WSHF1) at 6,795 ft. elevation 2.5-ft throat width
(SN88W16BCD} Parshall flume w/
continuous level
recorder. (Q=VA)
SW-S2w-FG2 Lower Watering Trough 1979; flume gage, 08/80-11/85
(WSWTF2) Gulch at 6,920 ft. 0.75-ft throat width 04/87-10/93
elevation (SN88W20ACD) Parshall flume w/
continuous level
recorder. (Q=VA)
Sw-S2W-FG3 Middle of reach on Sage 1981; flume gage 04/81-09/83
(YSSF1) Creek at 7,220 ft. 2.5-ft throat width in
elevation (SN87W18CDD) Parshall flume with
continuous recorder
(Q=VA)
SW-S2w-FG4 Lower Sage Creek at 1990; flume gage 09/90-present
(WSSF3) 6,860 ft. elevation 3.0-ft throat width
(SN87w11ACC) Parshall flume w/
continuous recorder
(Q=VA)
SW-S2w-FGS Upper Sage Creek at 1990; flume gage 2.5-ft 09/90-present
(YSSF3) 7,385 ft elevation throat width Parshall
(SN87W30BH) flume with continuous
recorder (Q=VA)
S-1 Tributary to -/none associated 1979, 1983
(WSPG1) Sage Creek Q=B&S 1986-2004
(SN88W14CBB)
7,425 ft.
S-5 Tributary to Hubberaon -/none associated 1979, 1983
(WSPGS) Creek (SN88w22ACH) Q=B&S 1986-2003
7,225 ft.
•
Comments, Etc.
Discontinued in 1986. Resumed monitoring
in 1997. Relocated appx. 500 ft. above
old site due to access problem. Discontinued
in 1998 upon construction of Pond 015
Data limited. Discontinued in 1982 due to
change in mine plan.
Continuous discharge data (except in winter)
Site is upstream of mining,
Monitoring discontinued 10/93
U.S. Geological Survey discontinued monitoring
at site in 1983.
New site installed late Bummer 1990
Continuous discharge data (except in winter).
New site installed late summer 1990
Continuous discharge data (except in winter).
Yoast Mine site
Flow and water quality of spring fed creek are
monitored immediately upstream of unregistered
stock pond. Discontinued 2005.
Flow sampled immediately upstream from where
road crosses creek. Discontinued 2004.