Decatur STP
Goodfield Road, Decatur, TN 37322 · Meigs County · Publicly Owned Treatment Works
- Average flow
- 0.19 MGD
- Design flow
- 0.53 MGD
- NPDES permit
- TN0058521
- Effective
- Permit expires
- March 2028
- Population served
- 1,612
- CWNS 2022
Decatur STP is a publicly owned wastewater treatment works in Decatur, Meigs County, Tennessee treating an average of 0.19 million gallons per day against a permitted design capacity of 0.53 MGD, serving about 1,612 residents. It discharges under NPDES permit TN0058521 (effective), which expires in March 2028, with 3 recorded violations in the last three years.
Treatment technology
One treatment structure or unit process identified at Decatur STP.
Available with a free Klarifi account
See the full treatment train at Decatur STP: structures, unit processes and planned upgrades, with exact unit counts.
Compliance snapshot (last 3 years)
- Total violations
- 3
- Effluent violations
- 3
Based on NPDES Discharge Monitoring Reports. Full violation history, parameters and discharge data available in the Klarifi platform.
Key contacts
2 verified contacts for Decatur STP, with validated emails and direct phone numbers.
Unlock 2 verified contacts
Names, validated emails and direct phone numbers for decision-makers at Decatur STP, plus the full compliance history and discharge data.
Nearby wastewater treatment plants in Tennessee
Riceville · 6 mi away
0.0034 MGD
Charleston · 13 mi away
8.48 MGD
Spring City · 13 mi away
0.42 MGD
Niota · 14 mi away
0.11 MGD
Calhoun · 14 mi away
0.0032 MGD
Englewood · 19 mi away
0.12 MGD
Etowah · 21 mi away
0.97 MGD
Sweetwater · 22 mi away
1.09 MGD
Decatur STP: frequently asked questions
Sources and methodology
Flow, permit and violation figures come from the EPA's ICIS-NPDES discharge monitoring records. Population served comes from the Clean Watersheds Needs Survey 2022. Treatment structures are identified by Klarifi's review of aerial imagery, and capital improvement projects are extracted from published municipal budget documents. Violations are counted over the last three years of monitoring reports.
Data refreshed October 26, 2026; facility record last updated November 26, 2025.
Wastewater terms: POTW · MGD · NPDES permit · Inflow and infiltration · Tertiary treatment · Significant industrial user · all terms