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Twin City Foods, Inc.

Refrigerated Warehousing And Storage, Kennewick, Washington. NPDES permit WA0021768 expired Aug 31, 2018; its limits still apply. Last 12 months: no values over a limit, 45 required values missing, 9 of 11 reports late. Source: EPA ECHO, Oct 22, 2026.

Reports due
About 15 days after each period: form M2 twice a year (6 values)
Last report on file
August 2026
Oct 2024 – Sep 2025
0 values over a limit, 12 required values missing, 12 of 12 reports late

Limits in force (24)

ParameterStatisticLimitMonths
Temperature, water deg. centigradeaveragereport only (deg C)Jan–Jun
Temperature, water deg. centigradeaveragereport only (deg C)Jul–Dec
Temperature, water deg. centigrademaximum≤ 29.4 deg CJul–Dec
Temperature, water deg. centigrademaximum≤ 29.4 deg CJul–Dec
Temperature, water deg. centigrademaximum≤ 29.5 deg CJan–Jun
Temperature, water deg. centigrademaximum≤ 29.5 deg CJan–Jun
Temperature, water deg. centigrademaximum≤ 29.5 deg CJan–Jun
Temperature, water deg. centigrademaximum≤ 29.4 deg CJul–Dec
pHmaximum≤ 9 SUJan–Jun
pHmaximum≤ 9 SUJan–Jun
pHmaximum≤ 9 SUJul–Dec
pHmaximum≤ 9 SUJul–Dec
pHminimum≥ 6 SUJan–Jun
pHminimum≥ 6 SUJan–Jun
pHminimum≥ 6 SUJul–Dec
pHminimum≥ 6 SUJul–Dec
Flowaverage≤ 5000 gal/dJul–Dec
Flowaverage≤ 5000 gal/dJul–Dec
Flowaverage≤ 5000 gal/dJan–Jun
Flowaverage≤ 5000 gal/dJan–Jun
Flowmaximum≤ 8000 gal/dJul–Dec
Flowmaximum≤ 8000 gal/dJul–Dec
Flowmaximum≤ 8000 gal/dJan–Jun
Flowmaximum≤ 8000 gal/dJan–Jun

How strict are these limits?

Cited limits by parameter: Washington's rules and the federal ones.

Check this month's numbers Email me before each report is due

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On EPA ECHO: Facility report · DMR history

Your permit document is the final word. As JSON: /api/v1/permits/WA0021768 · MCP: https://passage-data.com/mcp