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Community Water System · PWS NV0000028

Terrace Garden Apartments

Carson City, Nevada 89702 - drinking water served from groundwater sources to 60 people, tracked in EPA SDWIS and UCMR5.

60
People served
286
EPA violations
22
Health-based
Untested
UCMR5 result

The verdict

EPA records 286 drinking-water violations at Terrace Garden Apartments, 8% of them health-based - above the Nevada per-system average.

286
Total EPA violations on record
8%
Health-based (MCL / treatment failure)
60
People served by this system
N/A
PFAS compounds detected (UCMR5)

Water Quality Snapshot: Terrace Garden Apartments

Terrace Garden Apartments is a private-owned community water system that delivers drinking water to 60 residents in Carson City, Nevada through 45 service connections. Its water is drawn from groundwater sources. EPA's Safe Drinking Water Information System records 286 total violations for this system , of which 22 (8%) are health-based, meaning a contaminant exceeded an EPA Maximum Contaminant Level or a required treatment technique failed. A further 225 monitoring and reporting violations are on file. The most recent violation on record dates to 2025.

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

Across Nevada, EPA tracks 589 public water systems serving 3,455,285 people, with 56,333 cumulative violations and 6,657 health-based violations on record. About 93% of systems in the state carry at least one violation, and state-wide the average per system is 95.6 violations. Statewide, 50 of 57 UCMR5-tested systems have reported PFAS detections (87.7%).

Terrace Garden Apartments's 286 violations sit above the Nevada 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
60
Total Violations
286
Health-Based Violations
22
Water Source
Groundwater

System Details

System Type
Community
Owner Type
Private
Connections
45
School/Daycare
No
MCL Violations
19
Monitoring Violations
225
Treatment Tech Violations
3

Violation History

Contaminant violations recorded by EPA.

Contaminant Category Count Latest
Consumer Confidence Rule Other 23 2019
Coliform (TCR) MR 16 2011
Coliform (TCR) MCL 15 2010
Nitrate MR 14 2021
Chlorine MR 10 2011
Lead and Copper Rule MR 9 2022
TTHM MR 7 2013
Total Haloacetic Acids (HAA5) MR 4 2011
Revised Total Coliform Rule MCL 4 2025
Xylenes, Total MR 3 1999
p-Dichlorobenzene MR 3 1999
Vinyl chloride MR 3 1999
1,2-Dichloroethane MR 3 1999
Tetrachloroethylene MR 3 1999
CHLOROBENZENE MR 3 1999
Styrene MR 3 1999
1,1,2-Trichloroethane MR 3 1999
Arsenic MR 3 2005
Toxaphene MR 3 2002
Aldicarb sulfoxide MR 3 2002
Aldicarb sulfone MR 3 2002
Carbofuran MR 3 2002
LASSO MR 3 2002
2,4-D MR 3 2002
2,4,5-TP MR 3 2002
Pentachlorophenol MR 3 2002
1,2-DIBROMO-3-CHLOROPROPANE MR 3 2002
ETHYLENE DIBROMIDE MR 3 2002
Chlordane MR 3 2002
Diquat MR 3 2002

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 Terrace Garden Apartments.

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 NV0000028 on SDWIS

Source: EPA SDWIS Federal Reports Search

State Regulator

Nevada Drinking Water Authority

Nevada's primacy agency administers the Safe Drinking Water Act locally. Search EPA SDWIS for the current state contact, or use the state's public health or environment department portal.

Find NV regulator via EPA SDWIS

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
2025 Revised Total Coliform Rule MCL 4 SDWIS / NV0000028 / 8000
2025 Revised Total Coliform Rule TT 3 SDWIS / NV0000028 / 8000
2024 Revised Total Coliform Rule MON 3 SDWIS / NV0000028 / 8000
2022 Lead and Copper Rule MR 9 SDWIS / NV0000028 / 5000
2021 Nitrate MR 14 SDWIS / NV0000028 / 1040
2019 Consumer Confidence Rule Other 23 SDWIS / NV0000028 / 7000
2013 TTHM MR 7 SDWIS / NV0000028 / 2950
2011 Coliform (TCR) MR 16 SDWIS / NV0000028 / 3100
2011 Chlorine MR 10 SDWIS / NV0000028 / 0999
2011 Total Haloacetic Acids (HAA5) MR 4 SDWIS / NV0000028 / 2456
2010 Coliform (TCR) MCL 15 SDWIS / NV0000028 / 3100
2005 Arsenic MR 3 SDWIS / NV0000028 / 1005
2005 Nitrite MR 3 SDWIS / NV0000028 / 1041
2002 Toxaphene MR 3 SDWIS / NV0000028 / 2020
2002 Aldicarb sulfoxide MR 3 SDWIS / NV0000028 / 2043

How Terrace Garden Apartments Compares

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

Metric Terrace Garden Apartments Nevada avg Federal benchmark
Total violations 286 95.6 SDWA compliance, any non-zero count is a recorded breach
Health-based violations 22 11.3 Indicates a contaminant exceeded a federal MCL
PFAS detection None 87.7% EPA final rule (2024): PFOA/PFOS MCL = 4.0 ppt
Population served 60 5,866 Sizing context for compliance burden

Sources: EPA SDWIS and EPA National Primary Drinking Water Regulations (40 CFR Part 141). State averages computed across 589 regulated public water systems in Nevada.

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 Terrace Garden Apartments water safe to drink? ▼
Terrace Garden Apartments (PWS ID: NV0000028) has 286 recorded violations in the EPA SDWIS database. No PFAS contamination was detected in UCMR5 testing. This system serves 60 people using Groundwater sources.
How many people does Terrace Garden Apartments serve? ▼
Terrace Garden Apartments serves 60 people in Carson City, Nevada. It is a Private-owned system using Groundwater water sources with 45 service connections.
What type of violations does Terrace Garden Apartments have? ▼
Terrace Garden Apartments has 286 total violations: 22 health-based violations (MCL exceedances or treatment failures), 225 monitoring/reporting violations, and 3 treatment technique violations. Health-based violations indicate contaminant levels exceeded EPA safe limits.
Has PFAS been detected in Terrace Garden Apartments water? ▼
No PFAS testing data is available for Terrace Garden Apartments under the EPA's UCMR5 monitoring program.
What water source does Terrace Garden Apartments use? ▼
Terrace Garden Apartments uses Groundwater as its primary water source. It is classified as a Community Water System (CWS), serving residential populations year-round.
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.