NATIONAL OILWELL
Texas - Non-Transient Non-Community - PWSID: TX0900012
System Information
| PWSID | TX0900012 |
| System Name | NATIONAL OILWELL |
| System Type | Non-Transient Non-Community |
| Water Source | Ground Water |
| Activity Status | Active |
| Owner Type | Private |
| EPA Region | 06 |
| Serves School | No |
| Wholesaler | No |
| First Reported | Mar 14, 1980 |
| Last Reported | Jun 26, 2026 |
Location & Contact
| State | Texas |
| City | HOUSTON |
| ZIP Code | 77042-4103 |
| Address | 10353 RICHMOND AVE |
| Organization | LEITNER, KRYSTLE |
| Phone | 713-562-6115 |
Population & Service
| Population Served | 325 |
| Service Connections | 20 |
Drinking Water Violations (184)
This water system has 184 violations recorded in the EPA SDWIS database.
| Begin Date | End Date | Contaminant | Category | Health-Based | Major | Measured | Federal MCL | State MCL | Status | Return to Compliance | Rule |
|---|---|---|---|---|---|---|---|---|---|---|---|
| Oct 1, 2025 | Dec 31, 2025 | MR | No | Yes | - | 0.080 mg/L | - | Resolved | Dec 31, 2025 | - | |
| Oct 1, 2025 | Dec 31, 2025 | MR | No | Yes | - | 0.080 mg/L | - | Resolved | Dec 31, 2025 | - | |
| Oct 1, 2025 | Dec 31, 2025 | MR | No | Yes | - | 0.060 mg/L | - | Resolved | Dec 31, 2025 | - | |
| Oct 1, 2025 | Dec 31, 2025 | MR | No | Yes | - | 0.080 mg/L | - | Resolved | Dec 31, 2025 | - | |
| Oct 1, 2025 | Dec 31, 2025 | MR | No | Yes | - | 0.060 mg/L | - | Resolved | Dec 31, 2025 | - | |
| Oct 1, 2025 | Dec 31, 2025 | MR | No | Yes | - | 0.060 mg/L | - | Resolved | Dec 31, 2025 | - | |
| Jul 2, 2025 | - | RPT | No | No | - | - | - | Resolved | Apr 28, 2026 | - | |
| Jul 2, 2025 | - | RPT | No | No | - | - | - | Resolved | Apr 28, 2026 | - | |
| May 15, 2025 | - | Other | No | No | - | - | - | Unaddressed | - | - | |
| Oct 17, 2024 | - | RPT | No | No | - | - | - | Resolved | Apr 22, 2025 | - | |
| Oct 17, 2024 | - | RPT | No | No | - | - | - | Resolved | Apr 22, 2025 | - | |
| Oct 17, 2024 | - | TT | Yes | No | - | - | - | Resolved | Apr 22, 2025 | - | |
| Oct 17, 2024 | - | RPT | No | No | - | - | - | Resolved | Apr 22, 2025 | - | |
| Oct 17, 2024 | - | TT | Yes | No | - | - | - | Resolved | Apr 22, 2025 | - | |
| Oct 17, 2024 | - | TT | Yes | No | - | - | - | Resolved | Apr 22, 2025 | - | |
| Oct 17, 2024 | - | TT | Yes | No | - | - | - | Resolved | Apr 22, 2025 | - | |
| Oct 17, 2024 | - | RPT | No | No | - | - | - | Resolved | Apr 22, 2025 | - | |
| Sep 29, 2024 | - | MR | No | No | - | TT | - | Resolved | Feb 3, 2025 | - | |
| Sep 29, 2024 | - | MR | No | No | - | TT | - | Resolved | Feb 3, 2025 | - | |
| Sep 29, 2024 | - | MR | No | No | - | TT | - | Resolved | Feb 3, 2025 | - | |
| Jul 1, 2024 | Sep 30, 2024 | MR | No | Yes | - | 4.0 mg/L | - | Resolved | Sep 30, 2024 | - | |
| Jul 1, 2024 | Sep 30, 2024 | MR | No | Yes | - | 4.0 mg/L | - | Resolved | Sep 30, 2024 | - | |
| Jul 1, 2024 | Sep 30, 2024 | MR | No | Yes | - | 4.0 mg/L | - | Resolved | Sep 30, 2024 | - | |
| Apr 1, 2024 | Jun 30, 2024 | MR | No | Yes | - | 4.0 mg/L | - | Resolved | Jun 30, 2024 | - | |
| Apr 1, 2024 | Jun 30, 2024 | MR | No | Yes | - | 4.0 mg/L | - | Resolved | Jun 30, 2024 | - | |
| Apr 1, 2024 | Jun 30, 2024 | MR | No | Yes | - | 4.0 mg/L | - | Resolved | Jun 30, 2024 | - | |
| Apr 1, 2024 | Jun 30, 2024 | MR | No | Yes | - | 4.0 mg/L | - | Resolved | Jun 30, 2024 | - | |
| Mar 31, 2024 | - | MR | No | No | - | TT | - | Resolved | Feb 3, 2025 | - | |
| Mar 31, 2024 | - | MR | No | No | - | TT | - | Resolved | Feb 3, 2025 | - | |
| Mar 31, 2024 | - | MR | No | No | - | TT | - | Resolved | Feb 3, 2025 | - | |
| Jul 1, 2023 | - | MR | No | No | - | TT | - | Resolved | Jan 9, 2024 | - | |
| Jul 1, 2023 | - | MR | No | No | - | TT | - | Resolved | Jan 9, 2024 | - | |
| Jul 1, 2023 | - | MR | No | No | - | TT | - | Resolved | Jan 9, 2024 | - | |
| Jul 1, 2023 | - | MR | No | No | - | TT | - | Resolved | Jan 9, 2024 | - | |
| Apr 1, 2023 | - | MR | No | No | - | TT | - | Resolved | Apr 24, 2023 | - | |
| Apr 1, 2023 | - | MR | No | No | - | TT | - | Resolved | Apr 24, 2023 | - | |
| Jul 1, 2022 | Sep 30, 2022 | MR | No | Yes | - | 0.0002 mg/L | - | Resolved | Sep 30, 2022 | - | |
| Jul 1, 2022 | Sep 30, 2022 | MR | No | Yes | - | 0.006 mg/L | - | Resolved | Sep 30, 2022 | - | |
| Jul 1, 2022 | Sep 30, 2022 | MR | No | Yes | - | 0.006 mg/L | - | Resolved | Sep 30, 2022 | - | |
| Jul 1, 2022 | Sep 30, 2022 | MR | No | Yes | - | 0.4 mg/L | - | Resolved | Sep 30, 2022 | - | |
| Jul 1, 2022 | Sep 30, 2022 | MR | No | Yes | - | 0.4 mg/L | - | Resolved | Sep 30, 2022 | - | |
| Jul 1, 2022 | Sep 30, 2022 | MR | No | Yes | - | 0.4 mg/L | - | Resolved | Sep 30, 2022 | - | |
| Jul 1, 2022 | Sep 30, 2022 | MR | No | Yes | - | 0.05 mg/L | - | Resolved | Sep 30, 2022 | - | |
| Jul 1, 2022 | Sep 30, 2022 | MR | No | Yes | - | 0.05 mg/L | - | Resolved | Sep 30, 2022 | - | |
| Jul 1, 2022 | Sep 30, 2022 | MR | No | Yes | - | 0.05 mg/L | - | Resolved | Sep 30, 2022 | - | |
| Jul 1, 2022 | Sep 30, 2022 | MR | No | Yes | - | 0.003 mg/L | - | Resolved | Sep 30, 2022 | - | |
| Jul 1, 2022 | Sep 30, 2022 | MR | No | Yes | - | 0.004 mg/L | - | Resolved | Sep 30, 2022 | - | |
| Jul 1, 2022 | Sep 30, 2022 | MR | No | Yes | - | 0.001 mg/L | - | Resolved | Sep 30, 2022 | - | |
| Jul 1, 2022 | Sep 30, 2022 | MR | No | Yes | - | 0.001 mg/L | - | Resolved | Sep 30, 2022 | - | |
| Jul 1, 2022 | Sep 30, 2022 | MR | No | Yes | - | 0.001 mg/L | - | Resolved | Sep 30, 2022 | - |
About This Water System
Public water system data comes from the EPA Safe Drinking Water Information System (SDWIS). Systems with violations must notify customers. Contact your water utility for the latest annual water quality report.