REP46369

• Permit No: C1982057
• IBM Index Class Name: Report
• Doc Date: 3/28/1995
• Doc Name: 1994 AHR APPENDIX A FIGURES AND TABLES
• Annual Report Year: 1994
• Permit Index Doc Type: HYDROLOGY REPORT
• Media Type: D
• Archive: No

TABLE 11 -
Historical and Descriptive Summary of
Surface Vater Monitoring Sites, Seneca II-Y Mine
Date Establishedl
Site Number Location Instrumentation Periods of Ooe ration Comments. Etc.
SV-S2V-SG1 Upper Sege Creek et 1979; none associated OB/80-09/82 No flow measurements made due to beaver dam
7,620 ft. elevation obstructions in stream channel. Discontinued
(SNBBV25CD6) in 1982 due to change in mine plan.
SM-52V-SG2 Upper Petering Trough 1979; none associated None No date collected. Discontinued in 1982 due
Gulch at 7,260 ft. to change in mine plan.
elevation (SN88N28CA0)
SV-S2V-SG3 Lower tributary of Sage 1979; none associated 07/79-11/83 Access problems in 1984 forced relocation 1/2
Creek et 6,900 ft (high O=VA; low o= OS-11/84;03-11/85 mile downstream. Discontinued in 1986 due to
elevation (SN8811DBA) 885) 03-05/86 change in mine plan.
SV-52V•SG4 Lower Sege Creek ai 1979; none esaocieted 11/79-12/88 Discontinued in 1986 due to change in mine
6,820 ft. elevation (g=VA) 03/05/86 plan.
y (5X88411 BAB)
`D SV-S2V-SGS Dry Creek at 6,570 ft. 1983; none associated 03/83-12/85 Limited winter monitoring date.
elevation (6N88V34000) (g=VA) 03-11/86;03.12/87 Monthly discharge data.
03-12/88; 03-12/89 Monthly/triannuel water quality.
03/90-present
SV-S2V-SG6 In unnamed tributary 1986; none associated 06-11/86;02.12/87 Site provided baseline data for construction
(006 Tributary) to (g=VA) 03-12/88;03.09/89 and operation of Pond 006. Discontinued in
Nubbe rs on Gulch at 1989 due to construction of Pond 006. Replaced
7,070 f[. elevation by NPDES 006.
(SN88V22BBL)
SV-52V-SG7 Upper Xubberson Gulth 1987; none associated 03-11/87;03.11/88 Limited winter monitoring date.
et 6,825 ft. elevation (high O=VA; low 0= 03-11/89;03/90-present Monthly discharge date.
(SNBBNI6(:DA) B8S) Monthly/t riannual water qua Lity.
SV-S2V-SG8 Tributary to Dry Creek 1990; none associated 04/90-07/92 Site to provide data at proposed 005
et 7,170 ft. elevation (high O=V A; low Pond. Discontinued 07/92 upon construction
(5X88V1000C) 0=B&S) of Pond 005. Replaced by NPDES 005.