American Water Works Association- www.awwa.org  

Area Water Districts www.awbd-tx.org/mud.html

Association of Water Board Directors (AWBD) www.awbd-tx.org  

Bob Leared Interests (District's Tax Consultant)  www.bli-tax.com

City of Houston www.ci.houston.tx.us

Environmental Protection Agency- www.epa.gov  

Harris County www.co.harris.tx.us

Harris-Galveston Coastal Subsidence District www.subsidence.org

North Harris County Regional Water Authority www.nhcrwa.com

Texas Commission on Environmental Quality (TCEQ)  New name of TNRCC

Texas Water Development Board- www.twdb.state.tx.us