ASSUMPTION PARISH WW DISTRICT 1
PWSID: LA1007001 · Napoleonville, LA · Serves 21,366 people
According to EPA Safe Drinking Water Information System (SDWIS), ASSUMPTION PARISH WW DISTRICT 1 (PWSID LA1007001) in Napoleonville, LA is listed as a CWS water system covering about 21,366 people. The same extract lists 22 health-based violation records spanning 2009-2019. Those 22 health-based rows for ASSUMPTION PARISH WW DISTRICT 1 cover contaminants such as Coliform (TCR), Interim Enhanced Surface Water Treatment Rule, TTHM; they remain historical EPA registry entries, not a current compliance or drinkability score.
ASSUMPTION PARISH WW DISTRICT 1 has 22 health-based violation records in this historical extract. Monitoring and reporting records are not included.
PlainEnviro's health-based SDWIS extract covers monitoring and reporting violations only -- it does not include unresolved enforcement actions in progress or corrective steps a utility has taken since the extract date. 5 distinct EPA contaminant codes appear in this system's record, including Coliform (TCR), Interim Enhanced Surface Water Treatment Rule, TTHM. Recorded violations span 2009–2019. Day-to-day primacy enforcement for this system runs through the Louisiana drinking-water program, not EPA directly.
A historical health-based record does not necessarily describe current water quality or compliance. The most authoritative current source is the utility's annual Consumer Confidence Report. For enforcement history and corrective-action orders, consult EPA ECHO and the Louisiana state drinking-water program's public portal.
System Details
- EPA ID (PWSID)
- LA1007001
- System Type
- CWS
- Water Source
- Surface Water
- Location
- Napoleonville, LA
- Population Served
- 21,366
- Health Violations
- Yes (22)
What contaminants are in this water system?
| Contaminant | Violations | Health-Based |
|---|---|---|
| Coliform (TCR) | 10 | 10 |
| Interim Enhanced Surface Water Treatment Rule | 4 | 4 |
| TTHM | 4 | 4 |
| Total Haloacetic Acids (HAA5) | 2 | 2 |
| CARBON, TOTAL | 2 | 2 |
Violation History (22)
| Contaminant | Health | Date |
|---|---|---|
| Total Haloacetic Acids (HAA5) | Yes | Oct 1, 2019 |
| Total Haloacetic Acids (HAA5) | Yes | Jul 1, 2019 |
| Interim Enhanced Surface Water Treatment Rule | Yes | Aug 1, 2016 |
| Coliform (TCR) | Yes | Nov 1, 2015 |
| Interim Enhanced Surface Water Treatment Rule | Yes | May 1, 2015 |
| Coliform (TCR) | Yes | Apr 1, 2015 |
| Coliform (TCR) | Yes | Apr 1, 2014 |
| TTHM | Yes | Apr 1, 2014 |
| Coliform (TCR) | Yes | Nov 1, 2013 |
| Coliform (TCR) | Yes | Sep 1, 2013 |
| Coliform (TCR) | Yes | Jul 1, 2013 |
| TTHM | Yes | Jul 1, 2013 |
| Coliform (TCR) | Yes | Oct 1, 2012 |
| Coliform (TCR) | Yes | Sep 1, 2012 |
| Coliform (TCR) | Yes | Aug 1, 2012 |
| CARBON, TOTAL | Yes | Apr 1, 2011 |
| Interim Enhanced Surface Water Treatment Rule | Yes | Apr 1, 2011 |
| CARBON, TOTAL | Yes | Jan 1, 2011 |
| TTHM | Yes | Jan 1, 2011 |
| Interim Enhanced Surface Water Treatment Rule | Yes | Nov 1, 2010 |
| TTHM | Yes | Oct 1, 2010 |
| Coliform (TCR) | Yes | Jul 1, 2009 |
Frequently Asked Questions
What does EPA SDWIS list for ASSUMPTION PARISH WW DISTRICT 1?
How many people does ASSUMPTION PARISH WW DISTRICT 1 serve?
What violations does ASSUMPTION PARISH WW DISTRICT 1 have?
What contaminants have been found in ASSUMPTION PARISH WW DISTRICT 1 water?
Compare beyond Louisiana
Nationwide peers by violations & population served
Cross-state SDWIS systems nearest ASSUMPTION PARISH WW DISTRICT 1 on cumulative violation count (22) and EPA-reported population served (21,366). Violation-count peers include TWIN BUTTES WATER PLANT, MARION COUNTY PUBLIC WATER AUTHORITY, TAYLOR WATERWORKS. Population peers include EAST MOLINE, GARDNER WATER DEPARTMENT, SOUTH MILWAUKEE WATERWORKS.
Similar violation count
Nearest cross-state community systems (500+ served) by SDWIS violations on record.
Similar population served
Nearest cross-state systems by EPA SDWIS population_served (same 500+ gate).
Nearby Water Systems
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About This Data
ASSUMPTION PARISH WW DISTRICT 1 (LA1007001) is drawn from EPA SDWIS. Nearby county systems in this extract include CITY OF BERWICK; ST MARTIN WATER AND SEWER COMMISSION 1. Health-based rows (22 MCL/TT) are historical registry state, not a current drinkability score.
Source: U.S. Environmental Protection Agency, SDWIS Federal Reporting Services
Read our methodology - how this data is sourced, computed, and verified.