Systems below were included in chromium-6 testing from 2013-2015.
Chelford City MUD - Population Served: 8,574
City of Baytown - Population Served: 72,312
City of Bellaire - Population Served: 22,473
City of Deer Park - Population Served: 32,964
City of Galena Park - Population Served: 10,089
City of Houston - Population Served: 2,233,310
City of Houston Utility District #5 - Population Served: 81,894
City of Humble - Population Served: 15,338
City of Katy - Population Served: 17,019
City of La Porte - Population Served: 34,733
City of Pasadena - Population Served: 110,058
City of Seabrook - Population Served: 12,792
City of West University Place - Population Served: 18,405
Clear Brook City MUD - Population Served: 16,911
Clear Lake City Water Authority - Population Served: 77,046
CNP Utility District - Population Served: 14,667
Cypresswood Utility District - Population Served: 4,368
Fallbrook Utility District - Population Served: 6,672
Harris County FWSD #51 - Population Served: 10,401
Harris County FWSD #61 - Population Served: 17,586
Harris County MUD #102 - Population Served: 10,212
Harris County MUD #120 - Population Served: 12,414
Harris County MUD 158 - Population Served: 6,639
Harris County MUD 18 Heatherwood Hunters - Population Served: 4,053
Harris County MUD 189 - Population Served: 6,480
Harris County MUD #200 - Cranbrook - Population Served: 13,983
Harris County MUD #26 - Population Served: 14,007
Harris County MUD 284 - Population Served: 3,213
Harris County MUD #286 - Population Served: 7,523
Harris County MUD 367 - Population Served: 6,759
Harris County MUD #53 - Population Served: 16,164
Harris County MUD #55 - Heritage Park - Population Served: 15,671
Harris County MUD #81 - Population Served: 11,121
Harris County Utility District #6 - Population Served: 7,410
Harris County WCID #1 - Population Served: 7,311
Harris County WCID #109 - Population Served: 6,192
Harris County WCID #36 - Population Served: 11,065
Heatherloch MUD - Population Served: 6,612
Jackrabbit Road PUD - Population Served: 8,406
Kings Manor MUD - Population Served: 4,398
Mary Francis Subdivision - Population Served: 1,659
Mission Bend MUD #2 - Population Served: 7,983
Northwest Park MUD - Population Served: 17,406
Reid Road MUD 1 - Population Served: 6,696
Remington MUD #1 - Population Served: 13,338
Timberline Utility District - Population Served: 19,044
West Harris County MUD 7 - Population Served: 3,840
Weston MUD - Population Served: 5,811
The systems listed above completed Chromium-6 testing under EPA's Unregulated Contaminant Monitoring Rule (UCMR) Round 3. Not all community water systems were included in the UCMR Round 3 program to test for Chromium-6. If your system is not listed, then they were not included in the program.
