BACA-GRANDE-WSD-CO0155200-2022CCR-Report

Disinfection Byproducts Sampled in the Distribution System
Name Year Average Range
Low – High
S ample
Size
Unit of
Me asure
MCL MCLG MCL
Violation
Typical Sources
Total
Trihalome
thanes
(TTHM)
2021 2.3 2.3 to 2.3 1 ppb 80 N/A No Byproduct of drinking
water disinfection
Inorganic Contaminants Sampled at the Entry Point to the Distribution System
Contaminant
Name
Year Average Range
Low – High
S am ple
Size
Unit of
Measure
MCL MCLG MCL
Violation
Typical Sources
Barium 2020 0.04 0.04 to 0.04 1 ppm 2 2 No Discharge of
drilling wastes;
discharge from
metal refineries;
erosion of natural
deposits
Nitrate 2021 0.22 0.22 to 0.22 1 ppm 10 10 No Runoff from
fertilizer use;
leaching from
septic tanks,
sewage; erosion of
natural deposits
Secondary Contaminants**
**Secondary standards are non-enforceable guidelines for contaminants that may cause cosmetic effects (such as skin, or tooth
discoloration) or aesthetic effects (such as taste, odor, or color) in drinking water.
Contaminant
Name
Year Average Range
Low – High
Sample
Size
Unit of
Measure
Secondary Standard
Sodium 2020 9.5 9.5 to 9.5 1 ppm N/A
Violations, Significant Deficiencies, and Formal Enforcement Actions
No Violations or Formal Enforcement Actions
BACA GRANDE WSD, PWS ID: CO0155200 2022 CCR Page 4 of 4