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Non-Transient Non-Community Water System · PWS TX0790119

Nalco Fresno Facility

Sugar Land, Texas 77478-2121 - drinking water served from groundwater sources to 160 people, tracked in EPA SDWIS and UCMR5.

160
People served
162
EPA violations
0
Health-based
Untested
UCMR5 result

The verdict

EPA records 162 drinking-water violations at Nalco Fresno Facility - above the Texas per-system average.

162
Total EPA violations on record
0%
Health-based (MCL / treatment failure)
160
People served by this system
N/A
PFAS compounds detected (UCMR5)

Water Quality Snapshot: Nalco Fresno Facility

Nalco Fresno Facility is a private-owned non-transient non-community water system that delivers drinking water to 160 residents in Sugar Land, Texas (Fort Bend County) through 8 service connections. Its water is drawn from groundwater sources. EPA's Safe Drinking Water Information System records 162 total violations for this system , of which 0 (0%) are health-based, meaning a contaminant exceeded an EPA Maximum Contaminant Level or a required treatment technique failed. A further 145 monitoring and reporting violations are on file. The most recent violation on record dates to 2017.

The most frequently cited contaminant at this system is Coliform (TCR), recorded in 23 violations (MR). This system has not yet been sampled under EPA's UCMR5 PFAS monitoring program, so no PFAS detection data is available here.

Across Texas, EPA tracks 7,351 public water systems serving 33,253,313 people, with 746,210 cumulative violations and 162,945 health-based violations on record. About 90% of systems in the state carry at least one violation, and state-wide the average per system is 101.5 violations. Statewide, 610 of 1,147 UCMR5-tested systems have reported PFAS detections (53.2%).

Nalco Fresno Facility's 162 violations sit above the Texas average.

All figures above are sourced directly from EPA SDWIS and UCMR5 public data releases and are updated as EPA publishes new reporting cycles.

Population Served
160
Total Violations
162
Health-Based Violations
0
Water Source
Groundwater

System Details

System Type
Non-Transient Non-Community
Owner Type
Private
Connections
8
County
Fort Bend
School/Daycare
No
MCL Violations
0
Monitoring Violations
145
Treatment Tech Violations
0

Violation History

Contaminant violations recorded by EPA.

Contaminant Category Count Latest
Coliform (TCR) MR 23 2016
Chlorine MR 18 2016
Public Notice Other 17 2017
Lead and Copper Rule MR 8 2016
cis-1,2-Dichloroethylene MR 4 2015
p-Dichlorobenzene MR 4 2015
Vinyl chloride MR 4 2015
1,2-Dichloroethane MR 4 2015
Carbon tetrachloride MR 4 2015
1,2-Dichloropropane MR 4 2015
Tetrachloroethylene MR 4 2015
Benzene MR 4 2015
Toluene MR 4 2015
Ethylbenzene MR 4 2015
Styrene MR 4 2015
TTHM MR 4 2014
1,2,4-Trichlorobenzene MR 4 2015
Xylenes, Total MR 4 2015
Total Haloacetic Acids (HAA5) MR 4 2014
Trichloroethylene MR 4 2015
1,1,2-Trichloroethane MR 4 2015
CHLOROBENZENE MR 4 2015
trans-1,2-Dichloroethylene MR 4 2015
Nitrate MR 4 2015
DICHLOROMETHANE MR 4 2015
o-Dichlorobenzene MR 4 2015
1,1-Dichloroethylene MR 4 2015
1,1,1-Trichloroethane MR 4 2015

Verify This Water System

The figures above are aggregated from EPA's public databases. To verify the underlying records, or to file a complaint, request a Consumer Confidence Report, or check current monitoring status, go directly to the federal and state regulators that enforce the Safe Drinking Water Act for Nalco Fresno Facility.

Federal Source of Truth

EPA SDWIS, Federal Reports

EPA's Safe Drinking Water Information System (SDWIS) holds the federal compliance record for every regulated public water system. Open the system-level report by PWS ID:

View PWS ID TX0790119 on SDWIS

Source: EPA SDWIS Federal Reports Search

State Regulator

Texas Drinking Water Authority

Texas Commission on Environmental Quality (TCEQ) - Drinking Water Watch is the primacy agency that licenses and inspects Nalco Fresno Facility under EPA-delegated authority.

Open TX regulator portal

Source: Texas Commission on Environmental Quality (TCEQ) - Drinking Water Watch

Violation Timeline

Each row links to the EPA SDWIS public record for verification. Cross-reference the contaminant code on EPA's federal report to see violation dates, return-to-compliance status, and enforcement actions.

Year (latest) Contaminant Category Count EPA Record
2017 Public Notice Other 17 SDWIS / TX0790119 / 7500
2016 Coliform (TCR) MR 23 SDWIS / TX0790119 / 3100
2016 Chlorine MR 18 SDWIS / TX0790119 / 0999
2016 Lead and Copper Rule MR 8 SDWIS / TX0790119 / 5000
2015 cis-1,2-Dichloroethylene MR 4 SDWIS / TX0790119 / 2380
2015 p-Dichlorobenzene MR 4 SDWIS / TX0790119 / 2969
2015 Vinyl chloride MR 4 SDWIS / TX0790119 / 2976
2015 1,2-Dichloroethane MR 4 SDWIS / TX0790119 / 2980
2015 Carbon tetrachloride MR 4 SDWIS / TX0790119 / 2982
2015 1,2-Dichloropropane MR 4 SDWIS / TX0790119 / 2983
2015 Tetrachloroethylene MR 4 SDWIS / TX0790119 / 2987
2015 Benzene MR 4 SDWIS / TX0790119 / 2990
2015 Toluene MR 4 SDWIS / TX0790119 / 2991
2015 Ethylbenzene MR 4 SDWIS / TX0790119 / 2992
2015 Styrene MR 4 SDWIS / TX0790119 / 2996

How Nalco Fresno Facility Compares

Cross-reference this system's record against state averages and the federal MCL framework for context.

Metric Nalco Fresno Facility Texas avg Federal benchmark
Total violations 162 101.5 SDWA compliance, any non-zero count is a recorded breach
Health-based violations 0 22.2 Indicates a contaminant exceeded a federal MCL
PFAS detection None 53.2% EPA final rule (2024): PFOA/PFOS MCL = 4.0 ppt
Population served 160 4,524 Sizing context for compliance burden

Sources: EPA SDWIS and EPA National Primary Drinking Water Regulations (40 CFR Part 141). State averages computed across 7,351 regulated public water systems in Texas.

Federal MCL reference, Safe Drinking Water Act thresholds ▼
Contaminant Federal MCL / Action Level Note
Lead 0 mg/L (Action Level: 0.015 mg/L) Lead and Copper Rule treatment technique
Arsenic 0.010 mg/L (10 ppb) Health-based MCL since 2006
Total Coliform Treatment technique (RTCR) Indicator organism, monitoring trigger
PFOA / PFOS (PFAS) 4.0 ppt each (final 2024 rule) Compliance deadline 2029 (EPA proposed extending to 2031, not yet final as of May 2026)
Nitrate (as N) 10 mg/L Acute health risk for infants

Frequently Asked Questions

Is Nalco Fresno Facility water safe to drink? ▼
Nalco Fresno Facility (PWS ID: TX0790119) has 162 recorded violations in the EPA SDWIS database. No PFAS contamination was detected in UCMR5 testing. This system serves 160 people using Groundwater sources.
How many people does Nalco Fresno Facility serve? ▼
Nalco Fresno Facility serves 160 people in Sugar Land, Texas. It is a Private-owned system using Groundwater water sources with 8 service connections.
What type of violations does Nalco Fresno Facility have? ▼
Nalco Fresno Facility has 162 total violations: 0 health-based violations (MCL exceedances or treatment failures), 145 monitoring/reporting violations, and 0 treatment technique violations. Health-based violations indicate contaminant levels exceeded EPA safe limits.
Has PFAS been detected in Nalco Fresno Facility water? ▼
No PFAS testing data is available for Nalco Fresno Facility under the EPA's UCMR5 monitoring program.
What water source does Nalco Fresno Facility use? ▼
Nalco Fresno Facility uses Groundwater as its primary water source. It is classified as a Non-Transient Non-Community Water System, serving the same people for at least 6 months per year.
Where does this data come from? ▼
All data comes from the EPA Safe Drinking Water Information System (SDWIS) and the UCMR5 PFAS monitoring program. SDWIS tracks compliance for all public water systems regulated under the Safe Drinking Water Act.
Data Sources: EPA Safe Drinking Water Information System (SDWIS), Q4 2025. This data is provided for informational purposes only.

Read our methodology - how this data is sourced, computed, and verified.

Data sourced from EPA SDWIS and UCMR5 PFAS monitoring data. See our methodology for details. Retrieved and formatted by PlainWater Editorial

Every figure on PlainWater is rendered directly from EPA SDWIS drinking-water data, no number is typed in by an editor. This system's figures are rendered directly from EPA SDWIS data, no figure is typed in by an editor. See our editorial standards & corrections policy, the methodology behind these numbers, or report a data error.