NCS000429_MS4 Annual Report (2022-23 FY)_20240401

STABI LUS Stormwater Sampling/ Monitoring Report USSE
ISO-14001
Outfall No. 1 Tulip Drive Area (North Side)
Benchmarks
24-hour
Date Received Lab Report Non-Polar O&G/ COD pH TSS Rainfall Non Compliance
Sample Date Analyical Lab Total Cu Pb Zn Requirements
Sample Date Total Petroleum Chemical Oxygen in Standard Amount
Hydrocarbons Demand Units Suspended Copper Lead Zinc Inches (Inspections/Tier)
Solids
Parameter Code 00552 00340 00400 C0530 01119 01051 01094 46529
100 mg/L Or Logged in Tier
Pemit Limits 15 mg/L 120 mg/L 6.0-9.0 50 mg/L 0.010 mg/L 0.075 mg/L 0.126 mg/L SPPP Status
Storm Water Benchmarks Were Changed to Include COD. New Stormwater Permit Effective: 1 July 2021 thru 30 June 2026
1
10/1/2022 Waypoint 10/4/2022 10/19/2022 <18.5 <50 6.80 8.5 0.0076 <0.0010 0.198 2.29 Y III
11/15/2022 Waypoint 11/18/2022 12/2/2022 <5.4 37.0 6.70 16.2 0.0151 0.0034 0.368 0.38 Y III
12/15/2022 Waypoint 12/16/2022 12/28/2023 <5.6 47.0 6.50 358 0.0553 0.0129 0.296 1.45 Y III
1/25/2023 Waypoint 1/26/2023 2/15/2023 <5.5 <30 7.00 15.9 0.0050 ND 0.191 1.37 Y III
4/28/2023 Waypoint 4/28/2023 5/11/2023 <5.2 <30 7.60 26.7 ND ND 0.034 2.66 Y III
Page 1 of 3

STABI LUS Stormwater Sampling / Monitoring Report USSE
ISO-14001
Outfall No. 2 East Side Area (90% Building Roof / Employee Parking)
Benchmarks 24-hour
Date - Non Compliance
Lab Report Non-Polar O&G TSS Rainfall
Sample Date Analyical Lab Received COD pH Requirements
Date /Total Total Cu Pb Zn Amount
Sample Chemical Oxygen in Standard (Inspections/Tier)
Petroleum Demand Units Suspended Copper Lead Zinc Inches
Hydrocarbons Solids
Parameter Code 00552 00340 00400 C0530 01119 01051 01094 46529
Pemit Limits 15 mg/L 120 mg/L 6.0-9.0 100 mg/L Or 0.010 mg/L 0.075 mg/L 0.126 mg/L Logged in Tier
50 mg/L SPPP Status
Storm Water Benchmarks Were Changed to Include COD. New Storm Water Permit Effective: 1 July 2021 thru 30 June 2026
10/1/2022 Waypoint 10/4/2022 10/19/2022 <18.5 <50 6.3 6.4 0.006l J.001 0.071 2.29 NA None
1/25/2023 Waypoint 1/26/2023 2/15/2023 <5.5 <30 6.6 14.7 ND ND 0.0275 1.37 NA None
4/28/2023 Waypoint 4/28/2023 5/11/2023 <5.0 <30 7.0 14.8 ND ND 0.0425 2.66 NA None
2 of 2 Submittal Copy of Stormwater Monitoring& Reports Jul 2021-Jun 2026.xlsx
4/1/2024 V:\DEP\Environmental-Health-Safety-US1\Internal\Stormwater\

STABI LUS Stormwater Sampling/ Monitoring Report USSE
150-14001
Outfall No.3 West Side Area (Shipping / Receiving / Facilities Services)
Benchmarks
24-hour
Date Non-Polar COD TSS Non Compliance
Sample Lab Report pH Rainfall
Analyical Lab Received O&G/Total Chemical Total Cu Pb Zn Requirements
Date Date in Standard Amount
Sample Petroleum Oxygen Suspended Copper Lead Zinc (Inspections/Tier)
Units Inches
Hydrocarbons Demand Solids
Parameter Code 00552 00340 00400 C0530 01119 01051 01094 46529
100 mg/L Or Logged in
Pemit Limits 15 mg/L 120 mg/L 6.0-9.0 50 mg/L 0.010 mg/L 0.075 mg/L 0.126 mg/L SPPP Tier Status
Storm Water Benchmarks Were Changed to Include COD. New Stormwater Permit Effective: 1 July 2021 thru 30 June 2026
10/1/2022 Waypoint 10/4/2022 10/19/2022 <18.5 84 6.4 9.7 0.010 0.003 0.069 2.29 NA None
1/25/2023 Waypoint 1/26/2023 2/15/2023 <5.5 <30 7.1 17.0 ND ND 0.0367 1.37 NA None
4/28/2023 Waypoint 4/28/2023 5/11/2023 <5.5 <30 7.2 10.6 ND ND 0.0754 2.66 NA None
3 of 3 Submittal Copy of Stormwater Monitoring&Reports Jul 2021-Jun 2026.xlsx
4/1/2024 V:\DEP\Environmental-Health-Safety-US1\Internal\Stormwater\