DES PERES, MS · Harrison County
KNOLLWOOD Water System
Current status
No open violations on record as of July 4, 2026.
This system's next federally required Consumer Confidence Report is due July 1, 2027, under the EPA's revised reporting rule.
Data sourced from the EPA ECHO database (SDWA bulk download), last refreshed July 4, 2026. This is a record-keeping and public-information tool — it does not replace Mississippi’s official records. Always confirm current status with Mississippi before making decisions based on this information.
System facts
- System ID (PWSID)
- MS0240027
- System type
- Community Water System
- Population served
- 87
- Service connections
- 33
- Ownership
- privately owned
- Water source
- groundwater (wells)
Violation history
Monitoring, Routine (RTCR)
—Revised Total Coliform Rule
January 1, 2025 – January 31, 2025
ResolvedMonitoring, Regular
—Radium-226
April 1, 2011 – June 30, 2011
ResolvedMonitoring, Regular
—Combined Uranium
January 1, 2011 – March 31, 2011
ResolvedMonitoring, Regular
—Combined Uranium
October 1, 2010 – December 31, 2010
ResolvedMonitoring, Regular
—Radium-226
July 1, 2010 – September 30, 2010
ResolvedMonitoring, Regular
—Radium-226
January 1, 2010 – March 31, 2010
ResolvedMonitoring, Regular
—Combined Uranium
October 1, 2009 – December 31, 2009
ResolvedMonitoring, Regular
—Combined Uranium
July 1, 2009 – September 30, 2009
ResolvedMonitoring, Regular
—Radium-226
April 1, 2009 – June 30, 2009
ResolvedMonitoring, Regular
—Radium-228
January 1, 2009 – March 31, 2009
ResolvedMonitoring, Regular
—Radium-226
October 1, 2008 – December 31, 2008
ResolvedPublic Notification Violation for NPDWR Violation
—Public Notice
October 1, 2008 – June 18, 2012
ResolvedMonitoring, Regular
—Radium-228
October 1, 2008 – December 31, 2008
Resolved
Resolved addressed and confirmed by the state
| Period | Violation | Contaminant / rule | Health-based | Status |
|---|---|---|---|---|
| January 1, 2025 – January 31, 2025 | Monitoring, Routine (RTCR) | Revised Total Coliform Rule | — | Resolved |
| April 1, 2011 – June 30, 2011 | Monitoring, Regular | Radium-226 | — | Resolved |
| January 1, 2011 – March 31, 2011 | Monitoring, Regular | Combined Uranium | — | Resolved |
| October 1, 2010 – December 31, 2010 | Monitoring, Regular | Combined Uranium | — | Resolved |
| July 1, 2010 – September 30, 2010 | Monitoring, Regular | Radium-226 | — | Resolved |
| January 1, 2010 – March 31, 2010 | Monitoring, Regular | Radium-226 | — | Resolved |
| October 1, 2009 – December 31, 2009 | Monitoring, Regular | Combined Uranium | — | Resolved |
| July 1, 2009 – September 30, 2009 | Monitoring, Regular | Combined Uranium | — | Resolved |
| April 1, 2009 – June 30, 2009 | Monitoring, Regular | Radium-226 | — | Resolved |
| January 1, 2009 – March 31, 2009 | Monitoring, Regular | Radium-228 | — | Resolved |
| October 1, 2008 – December 31, 2008 | Monitoring, Regular | Radium-226 | — | Resolved |
| October 1, 2008 – June 18, 2012 | Public Notification Violation for NPDWR Violation | Public Notice | — | Resolved |
| October 1, 2008 – December 31, 2008 | Monitoring, Regular | Radium-228 | — | Resolved |
Resolved addressed and confirmed by the state
Enforcement actions
- July 1, 2025State Compliance achieved1 linked violation
- June 5, 2025State Public Notification received1 linked violation
- April 17, 2025State Public Notification requested1 linked violation
- April 17, 2025State Formal Notice of Violation issued1 linked violation
- February 13, 2025State Formal Notice of Violation issued2 linked violations
- October 15, 2024State Public Notification requested2 linked violations
- October 15, 2024State Formal Notice of Violation issued3 linked violations
- October 10, 2024State Compliance achieved2 linked violations
- March 8, 2021State Formal Notice of Violation issued1 linked violation
- June 18, 2012State Compliance achieved1 linked violation
- June 18, 2012State Public Notification received34 linked violations
- March 20, 2012State Formal Notice of Violation issued135 linked violations
Contact
COX, JOSIAH
314-736-4743
DES PERES, MO 63131