Broken Arrow Municipal Authority
Meeting of: 12-04-2018
Title:
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Acknowledgement of submittal of the August to October 2018 Pretreatment Report to the Regional Metropolitan Utility Authority
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Background:
City of Broken Arrow pretreatment staff prepared a quarterly report to the Regional Metropolitan Utility Authority (RMUA) outlining pretreatment activities for significant industrial users, commercial users, and food handling establishments discharging wastewater to the Haikey Creek Wastewater Treatment Plant. The activities listed are for the 3-month period of August through October 2018. The report is attached.
The following is a summary of the report:
All mandatory industrial user monitoring reports were received by the due dates, with no deficiencies. Yearly process wastewater sampling and facility inspections were conducted at Unifirst and Broken Arrow Powder Coating with no violations noted. Surcharges for bio-chemical oxygen demand (BOD), total suspended solids (TSS), and oil & grease above residential thresholds were issued to Unifirst each month.
Broken Arrow pretreatment staff inspected 135 food handling establishments (FHE) during this three-month timeframe. Manifests are checked for grease interceptor (GI) maintenance, GI are inspected, and best management practices are discussed with management. FHEs with improperly-maintained interceptors have been asked to perform maintenance immediately. Re-checks are done for non-compliance issues.
Technically Based Local Limits- Wastewater collection system laboratory analysis has commenced for calculation of technically based local limits for the Haikey Creek Wastewater Treatment Plant. Broken Arrow pretreatment staff chose manholes collecting flow from industrial parks, commercial, and residential properties. Selected manholes are being monitored for metals, biochemical oxygen demand, total suspended solids, oil & grease, ammonia, and phosphorus. The lab results will be used to calcula...
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