TxWaterCo | Make Every Drop CountProviding water & wastewater service (830) 312-4600

Quick Reference Guide for Common Water Quality Issues:

Water Quality Testing Information

All completed water quality testing for our Public Water Systems (PWS) is available through the Texas Commission on Environmental Quality (TCEQ) website.
Click here to view results: https://dww2.tceq.texas.gov/DWW/

 Common Water Quality Issues

IssuePossible CauseSolution

Cloudy / Milky Colored Water

  1. Air-saturated water in customer lines contacts
  2. Air-saturated water in distribution lines
  1. Aerator needs to be cleaned or replaced - flush lines for a short time only
  2. Contact US

Black Floating Particles

  1. Bad internal supply line (often braided stainless steel lines)
  2. Deterioration of toilet flapper valve
  1. Change supply line
  2. Replace flapper valve

Black Particles

Internally activated in-line charcoal filterBy-pass filter and call a service company

White Floating Particles

Deteriorating water heater dip tubeService water heater

Brown particles are uniform in size

Resin from the water softenerService water softener

Rust

  1. Bad internal supply line (often galvanized lines)
  2. Water main break
  1. Flush internal lines
  2. Contact Us

White or Light colored sediment

Hard water (calcium carbonate will precipitate when heated or frozen)Flush water heater regularly, every 6 months, to remove loose calcium carbonate.

Sand

  1. Calcium buildup in water heater
  2. Water softener malfunction
  3. Water main break
  1. Flush water heater
  2. Service water softener
  3. Contact Us

Low Pressure

Multiple factors can cause low pressure.See our Quick Reference Guide for Common Water Pressure Issues page for a complete list of possible causes and solutions.

Taste

Internal plumbing workFlush internal water lines

Odor

Odor coming from sink drainContact Sewage Provider/Septic Company

Frequently Asked Questions