1 Mi E Of City And .5 S. Of Sc 9, Dillon, SC 29536 · Dillon County · Publicly Owned Treatment Works
Dillon Little Pee Dee is a publicly owned wastewater treatment plant in Dillon, Dillon County, South Carolina treating an average of 1.19 million gallons per day against a permitted design capacity of 5 MGD, serving about 44,272 residents. It discharges under NPDES permit SC0021776 (effective), which expires in August 2028, with 5 recorded violations in the last three years. EPA has recorded 1 formal enforcement action naming the plant, the latest in May 2016.
3 treatment structures and unit processes identified at Dillon Little Pee Dee.
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See the full treatment train at Dillon Little Pee Dee: structures, unit processes and planned upgrades, with exact unit counts.
Based on NPDES Discharge Monitoring Reports. Full violation history, parameters and discharge data available in the Klarifi platform.
Federal civil enforcement cases, compliance inspections and informal actions recorded for Dillon Little Pee Dee in EPA's ICIS system.
Latest case · May 2016
CITY OF DILLON WWTP (DILLON, SC)
Administrative order · CWA, NPDES Permit Violations · Unilateral Administrative Order Without Adjudication · Compliance actions $500
Source: EPA ECHO, civil enforcement case 04-2016-4753.
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Every action against Dillon Little Pee Dee with dates, milestones, violation types and EPA's complete case summaries, plus inspections and informal actions.
Decision-makers at Dillon Little Pee Dee.
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Latta · 6 mi away
0.36 MGD
Lake View · 12 mi away
0.29 MGD
Marion · 17 mi away
1.42 MGD
Clio · 17 mi away
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Nichols · 17 mi away
0.03 MGD
Mccoll · 21 mi away
0.12 MGD
Bennettsville · 25 mi away
1.44 MGD
Florence · 28 mi away
12.36 MGD
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 September 11, 2026.
Wastewater terms: POTW · MGD · NPDES permit · Inflow and infiltration · Equalization tank · Centrate · all terms