| Method EPA 200.9 || |
| Method EPA 375.4 || |
| Method SM 2340 C || |
| Method SM 2510 B || |
| Method SM 4500-F- C || |
| Method SM 4500-NO3 E || |
- Nitrate as N
- Nitrite as N
| Method SM 9223 B || |
- Total Coliforms (Presence / Absence)
- Sample Acceptance Criteria
Please review our sample acceptance criteria before sending your samples
Samples must be submitted with a completed chain of custody.
Use appropriate containers with required preservatives.
Use water resistant ink to mark sample container with sample
name, date, and time of sample collection.
Adhere to sample holding times.
Samples must be received with ice in container.
All drinking waters samples must be submitted in laboratory
Samples will not be accepted if ice is not present, or if
the holding time is exceeded.
Chlorine residual required.
Note: If a sample does not meet the acceptance
criteria, the decision to proceed with the analysis will be
determined by the client.
- Analysis Request Form
For microbiological analyses, please use the chain of
custody that reports in units fitting your reporting needs.
For distribution samples or qualitative analysis, results will be reported
as Present or
Absence. The TCEQ Microbial
Monitoring Form will be both your Chain of Custody and your Report. Please,download
our TCEQ Microbial Monitoring form.
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