REP10404

• Permit No: C1981038
• IBM Index Class Name: Report
• Doc Date: 4/6/1992
• Doc Name: PN C-81-038 RESPONSE TO CMLRD 1990 ANNUAL HYDROLOGY REPORT REVIEW COMMENTS
• From: CYPRUS ORHCARD VALLEY
• To: MLRD
• Permit Index Doc Type: HYDROLOGY REPORT
• Media Type: D
• Archive: No

III IIIIIIIIIIIIIIII
999
C c~rpRUs
'~`'? Orchard Valley
Cyprus Orchard Valley Mine
P.O. Box 1299
Paonia, CO 87428
Phone: [phone]
Fax: [phone]
March 31, 1992
~~~~~~t
aPR s ~9g~
Mr. Kent A. Gorham ~
~ or~a toioM'ln~ ~anldisReclamation Division RP^/ M/°~nCnna
215 Centennial Building
1313 Sherman
Denver, Colorado 80203
RE: PERMIT NO. G~81-038; RESPOQ~SE TD CMLRD 1990 ANNUAL li5[DROIU('Y REPORT
REVIEW OOI~A1EN15
Dear Mr. Gorham:
The following information is submitted in response to your can¢nents regarding
the 1990 Annual Hydrology Report as detailed in your co7cm7unication of October
29, 1991. The responses correspond to the numbered comments in your letter.
Monitoring Frequency
1. No specific explanation can be offered r~arding the noted omissions due
to changes in personnel. The individual responsible for the hydrology
monitoring during 1990 is no longer employed by Cyprvs Orchard Valley
Coal Corporation (~VCC). Field doc~m7entation was double checked to
ensure that available data had not been omitted from the 1990 AHR
doc7m7ent. No information was discovered.
2. See response No. 1 for Fond 84. Data for station SW06, Fast Roatcap
Creek, was collected for both June and July of 1990 but not included i-r7
the AHR docwnent. The omitted data will be incorporated into the
database and a new data sutm77ary will be generated and forwarded to CMLRD
for incorporation/replacement >n the 1990 AHR, Volume 2.
3. Data for pond 13-4, was collected in June of 1990 but not included in
the AHR docwnent. The omitted data will be incorporated into the
database and a new data summary will be generated and forwarded to CMIRD
for incorporation/replacement in the 1990 AHR, Volume 2.
4. [Tf~2C data was collected in May, July, August, and September of 1990 but
not included in the AHR docwnent. The omitted data will be incorporated
into the database and a new data sw7mlary will be generated and forwarded
to Q4IRD for incorporation replacement in the 1990 PdiR, Volume 2. This
data was included with CMIRD quarterly reports and can be found in the
fourth quarter, 1990, submittal.
5. LERC data was collected in July, August, and September of 1990 but not