Valdez-Cordova Census Area, Alaska
SDWIS compliance plate
Sheet AK261 · Valdez-Cordova Census Area 53 sys · 11,666 viol · #2025/3254
VIOL-SEVERE · HEALTH-LOW · RANK-LOWER · PHOTO-FINISH · PFAS-HIGH · SRC-GW · SYS-MID · BOOK-FULL
- VIOL-SEVERE 98.1% flagged
- HEALTH-LOW 7.1% health
- RANK-LOWER #2025/3254
- PHOTO-FINISH ±0.3 pp
- PFAS-HIGH 50.0% detect
- SRC-GW GW lead 81%
- SYS-MID 53 systems
- BOOK-FULL 7/7 fields
Nearest flagged-rate peer: Southeast Fairbanks Census Area (+ 0.3 pp flagged-rate)
According to EPA SDWIS county population served used on /counties, Valdez-Cordova Census Area ranks #2,025 of 3,254 counties by people served, and #10 of 26 counties in Alaska. See methodology · corpus placement.
Valdez-Cordova Census Area standing, mid-flagged corpus third
Flagged-system rate 98.1% is in the corpus middle third (≤ 100.0% flagged) across 2,973 counties with ≥3 SDWIS systems . Health-based share 7.1% is health-based share at or below the lower third (≤ 10.3%) . UCMR5 detect rate 50.0% is UCMR5 detect rate above the tested-pool upper third (> 33.3%) . Population served ranks #2,025 of 3,254 · #10 of 26 in Alaska.
Flagged-rate neighbourhood around Valdez-Cordova Census Area
Lowest/highest poles plus in-state counties nearest Valdez-Cordova Census Area on % of SDWIS systems with ≥1 violation. Full ladder: /counties.
Water Systems
Compare beyond Alaska
Mid-flagged peers for Valdez-Cordova Census Area
Cross-state counties nearest Valdez-Cordova Census Area on flagged-system share (98.1%) and cumulative violation count (11,666). In-state neighbours stay on the compliance plate above.
Similar flagged-system rate
Nearest cross-state counties by % of SDWIS systems with at least one violation on record.
Similar violation load
Nearest cross-state counties by cumulative SDWIS violation count (all systems in the county).
Read our methodology · Check your water system - how this data is sourced, computed, and verified.
Every figure on PlainWater is rendered directly from EPA SDWIS drinking-water data, no number is typed in by an editor. This page draws directly on 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.