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REP09943
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REP09943
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Entry Properties
Last modified
8/24/2016 11:39:26 PM
Creation date
11/27/2007 12:16:57 AM
Metadata
Fields
Template:
DRMS Permit Index
Permit No
C1982057
IBM Index Class Name
Report
Doc Date
2/28/2003
Doc Name
2002 Annual Hydrology Letter & Report
From
Seneca Coal Company
To
DMG
Annual Report Year
2002
Permit Index Doc Type
Hydrology Report
Media Type
D
Archive
No
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This years average flow value is 39~ of the historic (1993-2002) average <br />flow value, 0.041 cfs. This year, flow was observed only in April. <br />Review of this sit e's TDS plot indicates an increasing trend. Baseline <br />data for this site (WSDS) has been provided in Appendix E1. <br />- Surface Water Site SW-S2W-SGS (WSDS). This site is located on Dry <br />Creek and is the furthest downstream surface water site for this side of <br />Seneca II-W. Monitoring at this site began in March 1983. Flow at this <br />site stopped in July. The TDS plot indicates an increasing trend. The <br />Seneca tI I-W PHC predicts and average irrigation season TDS value. of 2245 <br />mg/1 at this site, while a value of 1690 mg/1 was observed this year. <br />Saoe Creek <br />- NPDES 015 (NPDE516). This site is located on the southern Sage Creek <br />tributary in the II-W South area. It is monitored weekly except when <br />inaccessible by truck. Pond 015 was completed in late August 1999 and <br />began to discharge in February 2000. Average flow was 0.051 cfs in 2000, <br />0.015 cfs in 2001 and 0.006 cfs in 2002, Flow at this site stopped in <br />Sune. The TDS plot indicates a decreasing trend. Baseline data from Site <br />WSSC1 has been provided in Appendix E1 . <br />- NPDES 009 (NPDES9). This site is located on the northern Sage Creek <br />tributary and was constructed in October 1991. This site first <br />discharged on April 16, 1996. The water year average flow values since <br />this pond began to discharge are: <br />2002 0.000 cfs (monthly measurements) <br />2001 0.000 cfs " <br />2000 0.000 cfs " <br />1999 0.005 cfs (weekly measurements) <br />1998 0.165 cfs " <br />1997 0.095 cfs " <br />1996 0.065 cfs " <br /> <br />I <br />16 <br />
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