NCG080365 DMR SW (2)

STORMWATER DISCHARGE OUTFALL (SDO)
MONITORING REPORT
GENERAL PERMIT NO. NCG080000 SAMPLES COLLECTED DURING CALENDAR YEAR: 2015
CERTIFICATE OF COVERAGE NO. NCG080365 (This monitoring report is due at the Division no later than 30 days from
the date the facility receives the sampling results from the laboratory.)
FACILITY NAME US Postal Service -Raleigh, NC Vehicle Maintenance Facility COUNTY Wake
PERSON COLLECTING SAMPLES Bill Bremen PHONE NO. [phone]
CERTIFIED LABORATORY Pace Analytical Services Lab # 40 & 37712 - Asheville
Pace Analytical Services Lab # 12 & 37706 — Charlotte PLEASE SIGN ON THE REVERSE 4
Part A: Vehicle Maintenance Areas Monitoring Requirements
Did this facility perform Vehicle Maintenance Activities using more than 55 gallons of new motor oil per month? X yes no
(if yes, report your analytical results in the table immediately below)
Outfall
No.
Date
Sample Collected,
mo/dd/ r
00530
00400
00556
Total Suspended Solids, pH,
mg/L Standard units
Oil and Grease, New Motor Oil Usage,
mg/L Annual average al/mo
Benchmark
-
100
Within 6.0 — 9.0
30 -
001
12/17/15
11.2
6.57
ND 150
Note: If you report a sampled value in excess of the benchmark value, or outside the benchmark range for pH, you must implement Tier 1 or Tier 2 responses
See General Permit text.
Part B: Oil/water Separators and Secondary Containment Areas at Petroleum Bulk Stations and Terminals
Outfall Date
No. Sample Collected,
mo/dd/yr
00556 00530
00400
Oil and Grease, Total Suspended Solids,
mg/L mg/L
pH,
Standard units
Permit Limit -
30 100
6.0-9.0
STORM EVENT CHARACTERISTICS:
Date 12/17/15 (first event sampled)
Total Event Precipitation (inches): 0.89
Date (list each additional event sampled this reporting period and rainfall amount)
Total Event Precipitation (inches):
Mail Original and one copy to:
Division of Water Quality
Attn: DWQ Central Files
1617 Mail Service Center
Raleigh, North Carolina 27699-1617
SWU-250-102107
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"I certify, under penalty of law, that this document and all attachments were prepared under my direction or
supervision in accordance with a system designed to assure that qualified personnel properly gather and evaluate the
information submitted. Based on my inquiry of the person or persons who manage the system, or those persons
directly responsible for gathering the information, the information submitted is, to the best of my knowledge and belief,
true, accurate, and complete. I am aware that there are significant penalties for submitting false information, including
the possibility of fines and imprisonment for knowing violations."
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SWU-250-102107
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