HYDRO20092

• Permit No: C1981018
• IBM Index Class Name: Hydrology
• Doc Date: 11/22/1993
• Doc Name: 2nd Qtr 1993 Inspections
• Permit Index Doc Type: SEDIMENT POND INSPECTIONS
• Media Type: D
• Archive: No

DESERADO MINE:
IARTERLY SEDIMENT POND REPO :
DATE-OF'~INSPECTION: 3/203
POND IDENTIFICATION:
TYPE OF POND:
I 2 3 4 5
DP-I: RP-1: RP-2 3: RP-4• RR-1:
SED.POND: SED.POND: SED.POND: SED.POND: SEb.POND:
RR-2: RR-3: SS-1: SS-2: PP-1: PP-2:
SED.POND: SED.POND: SED.POND: SED.POND: PROC.POND: PROC.POND:
OPERATIONAL STATUS AT TIME OF INSPECTION:
APPROX. H2O LEVEL(X): SED.LEVEL(X): OUTFLOiI(CFS):
DP-1: 1: 95 1: 5 ~1: N.D.
RP-I: 2: 20 2: 5 2: N.D.
RP-2,3: 3: 30 3: 5 3: N.D.
RP-4: 4: 10 4: 1 4: N.D.
RR-1: 5: 5 5: 5 5: N.D.
RR-2: 6: 10 6: 5 6: N.D.
RR-3: 7: 20 7: 5 7: N.D.
SS-1: 8: 60 8: 10 8: N.D.
SS-2: 9: 5 9: 1 9: N.D.
PP-I: * 10: 90 10: 50 10: N.D.
PP-2: 11 : 70 1l: 30 11 : N. D:_ `~ ~' °`' ~ '~
FEATURES: PROBLEM: COMMENTS:

EROSIONAL:
RILLS 6. GULLIES ON EMBANKMENT: YES: N0: X
INADEQUATE VEGETATION: YES: N0: X
OUTLET CHANNEL EROSION: YES: N0: X
BURROWS: YES: NO: X
OTHER: YES: N0: X

STRUCTURAL:
DIFFERENTIAL SETTLING: YES: N0: X
CRACKS OR SLIDES: YES: N0: X
SEEPAGE: YES: NO: X
OTHER: YES: NO: X
*************•**,t*****,t:********* *******************************•
.
APPURTENANT STRUCTURES:
DEFECTIVE SPILLNAYS: YES: NO: X
DEWATERING DEVICE CLOGGED: YES: NO: X
FAULTY GATES, BAFFLES, PUMPS: YES: N0: X
OTHER: YES: NO: X
******•a*•****************•***t** *****+*************~*s*********;
ADDITIONAL COMMENTS: Install Str aw bales in gully above DP-1
Discharge Pipe. Hand Dug out DP-1 Outfall Pipe on 3/18/93.