DENVER, NC · Catawba County

WILLOW OAKS S/D Water System

Inactive system

This water system is marked inactive in EPA’s federal records as of October 29, 2015. It is no longer an operating public water system under this PWSID, and no compliance deadlines — including the 2027 Consumer Confidence Report rule — apply to it.

If you are a resident looking for your current water provider, see water systems in Catawba County, NC.

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 North Carolina’s official records. Always confirm current status with North Carolina before making decisions based on this information.

System facts

System ID (PWSID): NC0118163
System type: Community Water System
Population served: 25
Service connections: 9
Ownership: privately owned
Water source: groundwater (wells)

Violation history

Initial Tap Sampling for Pb and Cu
—
Lead and Copper Rule
July 1, 1993 – April 5, 1995
Resolved
Monitoring, Regular
—
Thallium, Total
January 1, 1991 – December 31, 1993
Archived
Monitoring, Regular
—
Arsenic
January 1, 1991 – December 31, 1993
Archived
Monitoring, Regular
—
Barium
January 1, 1991 – December 31, 1993
Archived
Monitoring, Regular
—
Cadmium
January 1, 1991 – December 31, 1993
Archived
Monitoring, Regular
—
Mercury
January 1, 1991 – December 31, 1993
Archived
Monitoring, Regular
—
Mercury
June 18, 1987 – June 17, 1990
Archived
Monitoring, Regular
—
Selenium
June 18, 1987 – June 17, 1990
Archived
Monitoring, Regular
—
Nitrate
June 18, 1987 – June 17, 1990
Archived
Monitoring, Regular
—
Arsenic
June 18, 1987 – June 17, 1990
Archived
Monitoring, Regular
—
Barium
June 18, 1987 – June 17, 1990
Archived
Monitoring, Regular
—
Chromium
June 18, 1987 – June 17, 1990
Archived
Monitoring, Regular
—
Fluoride
June 18, 1987 – June 17, 1990
Archived
Monitoring, Regular
—
Gross Alpha, Excl. Radon and U
January 1, 1986 – December 31, 1989
Archived

Resolved addressed and confirmed by the stateArchived closed in EPA's records (typically due to age or a data correction)

Period	Violation	Contaminant / rule	Health-based	Status
July 1, 1993 – April 5, 1995	Initial Tap Sampling for Pb and Cu	Lead and Copper Rule	—	Resolved
January 1, 1991 – December 31, 1993	Monitoring, Regular	Thallium, Total	—	Archived
January 1, 1991 – December 31, 1993	Monitoring, Regular	Arsenic	—	Archived
January 1, 1991 – December 31, 1993	Monitoring, Regular	Barium	—	Archived
January 1, 1991 – December 31, 1993	Monitoring, Regular	Cadmium	—	Archived
January 1, 1991 – December 31, 1993	Monitoring, Regular	Mercury	—	Archived
June 18, 1987 – June 17, 1990	Monitoring, Regular	Mercury	—	Archived
June 18, 1987 – June 17, 1990	Monitoring, Regular	Selenium	—	Archived
June 18, 1987 – June 17, 1990	Monitoring, Regular	Nitrate	—	Archived
June 18, 1987 – June 17, 1990	Monitoring, Regular	Arsenic	—	Archived
June 18, 1987 – June 17, 1990	Monitoring, Regular	Barium	—	Archived
June 18, 1987 – June 17, 1990	Monitoring, Regular	Chromium	—	Archived
June 18, 1987 – June 17, 1990	Monitoring, Regular	Fluoride	—	Archived
January 1, 1986 – December 31, 1989	Monitoring, Regular	Gross Alpha, Excl. Radon and U	—	Archived

Resolved addressed and confirmed by the stateArchived closed in EPA's records (typically due to age or a data correction)

Enforcement actions

August 1, 2006State Compliance achieved2 linked violations
April 25, 2006State Compliance achieved2 linked violations
April 25, 2006State Compliance achieved3 linked violations
April 25, 2006State Compliance achieved1 linked violation
April 25, 2006State Compliance achieved2 linked violations
April 25, 2006State Compliance achieved3 linked violations
April 25, 2006State Compliance achieved1 linked violation
April 12, 2006State Compliance achieved4 linked violations
August 31, 1993State Compliance achieved1 linked violation

Last known contact on file (system is inactive)

ISON, LAURIE T

704-489-9404

DENVER, NC 28037