Cynthiana STP (new)
Ky Hwy 36, Cynthiana, KY 41031 · Harrison County · Publicly Owned Treatment Works
- Average flow
- 0.87 MGD
- Design flow
- 2 MGD
- NPDES permit
- KY0105856
- Expired
- Permit expires
- June 2026
- Population served
- 6,845
- CWNS 2022
Cynthiana STP (new) is a publicly owned wastewater treatment works in Cynthiana, Harrison County, Kentucky treating an average of 0.87 million gallons per day against a permitted design capacity of 2 MGD, serving about 6,845 residents. It discharges under NPDES permit KY0105856 (expired), which expires in June 2026, with 0 recorded violations in the last three years.
Treatment technology
4 treatment structures and unit processes identified at Cynthiana STP (new).
Available with a free Klarifi account
See the full treatment train at Cynthiana STP (new): structures, unit processes and planned upgrades, with exact unit counts.
Compliance snapshot (last 3 years)
- Total violations
- 0
- Effluent violations
- 0
Based on NPDES Discharge Monitoring Reports. Full violation history, parameters and discharge data available in the Klarifi platform.
Key contacts
Decision-makers at Cynthiana STP (new).
No verified contacts on file yet
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Nearby wastewater treatment plants in Kentucky
Millersburg · 10 mi away
0.16 MGD
Paris · 12 mi away
1.74 MGD
Carlisle · 14 mi away
0.29 MGD
Corinth · 15 mi away
0.02 MGD
Mount Olivet · 17 mi away
0.03 MGD
North Middletown · 20 mi away
0.09 MGD
Falmouth · 21 mi away
0.44 MGD
Stamping Ground · 23 mi away
0.07 MGD
Cynthiana STP (new): 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 February 27, 2025.
Wastewater terms: POTW · MGD · NPDES permit · Inflow and infiltration · Oxidation ditch · Anaerobic digester · all terms