Document gD1j2xMabw2Zgx2J8yRQO0eja
PPG INDUSTRIES, INC., LAKE CHARLES, LA. PERMIT NO. NPDES - LA-0000761 (^N-COMPLIANCE REPORT)
orling Period: 5/15 -22/82
Date:
May 25, 1982
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017
Lbs./Day
Effluent
Discharge
Character! stic Limitation
Pb 10.1
Lbs ./Day Effluent Deviation
+15.2
Date of
Time of
Devial ion Devi at i on
5/18
Reason or Explanation
See attached letter.
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I certify under penalty of law that I have personally examined and am familiar with the
information submitted in this document and all
attachments and that, based on my inquiry of thosei individuals immediately responsible for obtaining x the information, I believe that the information is true, accurate, and complete, and I am aware that , there are significant penalties for submitting false information, including the possibility of fine and imprisonment.
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lortlng Period:
5/9.-15/82
PERMIT NO. NPDES - LA-0000761 (t^QN-COMPLIANCE REPORT)
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Date:
Hay 19, 1982
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001
Lbs./Day
Effluent
Discliorge
Clia roe 1 crtslic Limilollon
pH (units)
6-9
Lbs./Da/
Effluent
Dote of
Time of
Deviation Dcvlollon Deviation
+0.1
__5/2_____ 1-.15 p.m. .
Reason or Explanation
(1 hr. 9 min.) Instrumentation failure at the dH control svstem resulted in the addition of an excess of hiqh dH reaqent. The instrument was repaired.
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3/018/ C1HC 118
1S/118 TOC '
1368 2600
+516 ..+329
5/13 5/11
+470
5/13
See attached letter.
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The TOC excursion was again caused by instiffiripnt bleach addition. Remedial steps are beina
implemented to insure proper bleach addition
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As above.
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I certify under-penalty of law that I have personally examined and am familiar with the information submitted in this document and all attachments and that, based on mv inquiry of those individuals immediately responsible for obtaining, the information,"I, believe that the information is true, accurate, and complete, and I am aware that there are siqnificant penalties for submitting false information. including the possibility of '
fine and imprisonment.!l!
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tYL> ti yuuo liutb, liVL., LAf LHAULti, LA.
PER/vMT NO. N PDE5 - LA-C 000761
j^N-COMPLIANCE REPORT)
sorting Period:
5/2 -8/82
Date:
Hay 14, 1982
lucn)
com
).
01
Lbs./Coy
Effluent
Discharge
Choroctorljlic Llmi lotion
pH (units)
6-9
lbs,/Day
Efffueni Deviation
+0.2
CO LOi
Dale of Time of Devlolion Deviation
4:20 a.m.
Reason or Explanation
:
(1 hr 1 min.) Operational problems in the Plant A Caustic unit resulted in the release of hiqh pH material into the pH control system. Neutralization
capacity of pH control was exceeded. Operations personnel responded promptly to take corrective action.
18/118 TOC
.2600 .
+55
5/6
Incomplete destruction of sodium formate due to inadequate bleach addition. A diligent effort isunderway by Operations/Process/Environmental to identify and correct the source of this and previous
TOC excursions.
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I certify under penalty of law that I have personally examined and am familiar with-the information submitted in this document and all attachments and that. based on my inquiry of those individuals immediately responsible for obtaining the information, I believe that the information is true, accurate, and complete and I am aware that there are significant penalties for submitting false information, includinq the possibility of fine and imprisonment.
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PERMIT NO. NPDES - LA-OOOU761^yON-COMPLIANCE REPORT)
eportlng Period: 4/25 - 5/1/82
Date:
May 6, 1982
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fflucnf 1 ream lo.
18/118
Lbs,/Day
Effluent
Discharge
Charoclcrhllc LI nil toilon
TSS 8700
lbs ,/Day Effluent Deviation
+7573
Date of
Time of
De vial Ion Devi oi I on
4/25
Reason or
Explanot Ion
---------------------------------------------4------------ ----------------
Plugged feed trouqh caused a reduction in retention
time for settling of silica solids. Immediate corrective action was taken to unplug the feed trough.
11/017/ TSS 019
-
2236
+92
4/27
Due to a reduced demand for product, idled chlorine circuits have caused an increased flow to the Lead '
Treatment ponds, thereby reducing the retention .time S
allowed for sedimentation of suspended solids. Since * ----------------------------------------------- ---------- -------------------------------- ----- -- -------------------
this violation, a chlorine circuit has been brouqht
on stream decreasing the flow volume to treatment.
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I certify under penalty of law that I have personally examined and am familiar with the information submitted
in this document and all attachments and that, based
on my inquiry of those individuals immediately responsible for obtaining the information, I believe ~
that the information is true, accurate, and complete
and I am aware that there are significant penalties
for submitting false information, includinq the'
possibility of fine and imprisonment.
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