# Expedited Approval of Alternative Test Procedures for the Analysis of Contaminants Under the Safe Drinking Water Act; Analysis and Sampling Procedures
> **Rule** · — · Published 2018-10-31 · 83 FR 54676
## Document
- **Document number:** C1-2018-22162
- **Category:** water-quality
- **Federal Register citation:** 83 FR 54676
- **CFR reference:** 40 CFR 141
- **Publication date:** 2018-10-31
- **EPA docket:** EPA-HQ-OW-2018-0558
## Source
- [Federal Register document](https://www.federalregister.gov/documents/2018/10/31/C1-2018-22162/expedited-approval-of-alternative-test-procedures-for-the-analysis-of-contaminants-under-the-safe)
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