Texas Water Hardness
16 cities · average 12.7 GPG
Average hardness
12.7 GPG
Hardest city
Midland 17.4 GPG
Softest city
Houston 5.6 GPG
Tier distribution
Very Hard10Hard5Moderate1
Cities ranked by hardness
1Midland17.4 GPGVery Hard2Odessa16.9 GPGVery Hard3San Antonio16.5 GPGVery Hard4Laredo16.2 GPGVery Hard5Brownsville14.8 GPGVery Hard6Corpus Christi14.6 GPGVery Hard7McAllen14.5 GPGVery Hard8El Paso13.5 GPGVery Hard9Wichita Falls13.1 GPGVery Hard10Abilene12.8 GPGVery Hard11Austin10.5 GPGHard12Waco10.2 GPGHard13Tyler9.8 GPGHard14Fort Worth9 GPGHard15Dallas8.5 GPGHard16Houston5.6 GPGModerate