---
kind: "section"
citation: "40 C.F.R. § 141.802"
title: "40"
number: "141.802"
heading: "Coliform sampling plan."
url: "https://uscodex.org/cfr/40/141.802"
---

# §141.802. Coliform sampling plan.

- (a) Each air carrier under this subpart must develop a coliform sampling plan covering each aircraft water system owned or operated by the air carrier that identifies the following:
  - (1) Coliform sample collection procedures that are consistent with the requirements of § [141.803(a)](/cfr/40/141.803.md?p=a) and [(b)](/cfr/40/141.803.md?p=b).
  - (2) Sample tap location(s) representative of the aircraft water system as specified in § [141.803(b)(2)](/cfr/40/141.803.md?p=b-2) and [(b)(4)](/cfr/40/141.803.md?p=b-4).
  - (3) Frequency and number of routine coliform samples to be collected as specified in [§ 141.803(b)(3)](/cfr/40/141.803.md?p=b-3).
  - (4) Frequency of routine disinfection and flushing as specified in the operations and maintenance plan under [§ 141.804](/cfr/40/141.804.md).
  - (5) Procedures for communicating sample results promptly so that any required actions, including repeat and follow-up sampling, corrective action, and notification of passengers and crew, will be conducted in a timely manner.
- (b) Each air carrier must develop a coliform sampling plan for each aircraft with a water system meeting the definition of a public water system by April 19, 2011.
- (c) The coliform sampling plan must be included in the Aircraft Water System Operations and Maintenance Plan required in [§ 141.804](/cfr/40/141.804.md). Any subsequent changes to the coliform sampling plan must also be included in the Aircraft Water System Operations and Maintenance Plan required in [§ 141.804](/cfr/40/141.804.md).

## Notes

### Source

Source: 74 FR 53618, Oct. 19, 2009, unless otherwise noted.

### Authority

Authority: 42 U.S.C. 300f, 300g-1, 300g-2, 300g-3, 300g-4, 300g-5, 300g-6, 300j-4, 300j-9, and 300j-11.

### Source

Source: 40 FR 59570, Dec. 24, 1975, unless otherwise noted.