Water Quality Report · Updated May 12, 2026
ECWA DIRECT
ECWA DIRECT delivers tap water graded C (67/100) by TapWaterSafety.org. The utility serves approximately 313,380 residents in EVANS (T), New York using surface water. The most significant water quality concerns are: Haloacetic acids (HAA9) significantly above health guideline; Total trihalomethanes (TTHMs) significantly above health guideline; Haloacetic acids (HAA5) significantly above health guideline. For questions, the utility can be reached at 716-849-8484.
Is EVANS (T) tap water safe to drink?
ECWA DIRECT delivers tap water that earns a grade of C (67/100) from TapWaterSafety.org — an average rating, with several contaminants above health guidelines but generally compliant with US legal limits.
The utility serves 313,380 residents in EVANS (T) and 10 other communities, drawing from surface water.
Public testing data identifies 10 contaminants in this water above EWG's health-based guidelines, including: Haloacetic acids (HAA9), Total trihalomethanes (TTHMs), Haloacetic acids (HAA5), Bromodichloromethane, Trichloroacetic acid, Chloroform, Dibromochloromethane, Dichloroacetic acid, Dibromoacetic acid, Chromium (hexavalent). For most residents, a properly certified home filter at the kitchen tap is the most cost-effective way to reduce exposure to whatever's in your water. See our filter recommendations below, matched specifically to this utility's contaminant profile.
Quick actions for EVANS (T) residents
Top concerns in this water
Based on the most recent EPA and EWG data, these are the most significant water quality issues for ECWA DIRECT.
Haloacetic acids (HAA9) significantly above health guideline
Moderate concernHaloacetic acids (HAA9) detected at 27.6 ppb, 460x above the EWG health guideline of 0.06 ppb.
Total trihalomethanes (TTHMs) significantly above health guideline
Moderate concernTotal trihalomethanes (TTHMs) detected at 38.7 ppb, 258x above the EWG health guideline of 0.15 ppb.
Haloacetic acids (HAA5) significantly above health guideline
Moderate concernHaloacetic acids (HAA5) detected at 19.7 ppb, 197x above the EWG health guideline of 0.1 ppb.
Contact ECWA DIRECT
Reach the utility directly for service issues, water quality concerns, or to request your Consumer Confidence Report.
General Contact
Treatment Plant
Recommended water filters for EVANS (T)
Filters matched to the specific contaminants in this water supply.
Carbon block (NSF/ANSI 42 + 53)
$40-$750Activated carbon is highly effective for disinfection byproducts like TTHM and HAA5.
Disclosure: TapWaterSafety earns a commission from purchases made through these links. This does not influence our scoring methodology or filter selection.
Score breakdown
This utility's overall score of 67/100 breaks down across five weighted components. Read the full methodology →
Contaminants detected — international standards comparison
Every contaminant detected, compared side-by-side against US EPA legal limits, the EU Drinking Water Directive (2020/2184), WHO Guidelines, and California's Public Health Goal (the strictest US benchmark). Why we show multiple standards →
| Contaminant | Detected | EWG US health-based |
EPA US legal |
EU DWD Europe |
WHO global |
CA PHG strictest US |
Tested sample year |
Status |
|---|---|---|---|---|---|---|---|---|
| Haloacetic acids (HAA9) Disinfection byproduct |
27.6 ppb | 0.06 | — | — | — | — | — | 460× over |
| Total trihalomethanes (TTHMs) Disinfection byproduct |
38.7 ppb | 0.15 | 80.0 | 100 | — | — | — | 258× over |
| Haloacetic acids (HAA5) Disinfection byproduct |
19.7 ppb | 0.1 | 60.0 | 60 | — | — | — | 197× over |
| Bromodichloromethane Disinfection byproduct |
9.3 ppb | 0.06 | — | — | — | — | — | 155× over |
| Trichloroacetic acid Disinfection byproduct |
8.71 ppb | 0.1 | — | — | — | — | — | 87× over |
| Chloroform Disinfection byproduct |
24.3 ppb | 0.4 | — | — | — | — | — | 61× over |
| Dibromochloromethane Disinfection byproduct |
5.07 ppb | 0.1 | — | — | — | — | — | 51× over |
| Dichloroacetic acid Disinfection byproduct |
9.97 ppb | 0.2 | — | — | — | — | — | 50× over |
| Dibromoacetic acid Disinfection byproduct |
0.357 ppb | 0.03 | — | — | — | — | — | 12× over |
| Chromium (hexavalent) Heavy metal |
0.0988 ppb | 0.02 | — | — | — | — | — | 4.9× over |
| Nitrate and nitrite Inorganic |
0.126 ppm | 0.14 | 10.0 | 11.3 | 11.3 | 10 | — | Below guideline |
| Chlorate Disinfection byproduct |
96.8 ppb | 210.0 | — | — | — | — | — | Below guideline |
| Nitrate Inorganic |
0.06 ppm | 0.14 | 10.0 | 11.3 | 11.3 | 10 | — | Below guideline |
| Bromoform Disinfection byproduct |
0.0736 ppb | 0.5 | — | — | — | — | — | Below guideline |
| Di(2-ethylhexyl) phthalate Semi-volatile organic compound |
0.435 ppb | 3.0 | 6.0 | — | — | — | — | Below guideline |
| Manganese Heavy metal |
2.58 ppb | 100.0 | — | 50 | 80 | — | — | Below guideline |
| Molybdenum Other |
0.994 ppb | 40.0 | — | — | — | — | — | Below guideline |
| Barium Heavy metal |
15.6 ppb | 700.0 | 2000.0 | — | 1300 | 2000 | — | Below guideline |
| Monochloroacetic acid Disinfection byproduct |
0.532 ppb | 53.0 | — | — | — | — | — | Below guideline |
| Monobromoacetic acid Disinfection byproduct |
0.229 ppb | 25.0 | — | — | — | — | — | Below guideline |
| Vanadium Other |
0.0625 ppb | 21.0 | — | — | — | — | — | Below guideline |
| Strontium Radiological |
0.161 ppb | 1500.0 | — | — | — | — | — | Below guideline |
| Fluoride Inorganic |
0.35 ppm | — | 4.0 | 1.5 | 1.5 | — | — | Below guideline |
All values in the unit of the detected level. Red cells indicate the detected level exceeds that standard. Some contaminants have limits in some jurisdictions but not others (shown as —). The "Tested" column shows the year each contaminant sample was collected.
Sources: US EPA, EU Drinking Water Directive 2020/2184, WHO Guidelines (4th ed.), California OEHHA PHGs, EWG Tap Water Database.
ECWA DIRECT service area
This water system serves 11 communities in Erie County, New York. Click any city for its dedicated tap water quality page.
Find the right filter for EVANS (T) water
Browse filter categories by water-quality concern. Each option below is NSF-certified for the matched contaminant type.