---
kind: "section"
citation: "40 C.F.R. § 63.7908"
title: "40"
number: "63.7908"
heading: "How do I demonstrate continuous compliance with the emissions limitations and work practice standards for surface impoundments?"
url: "https://uscodex.org/cfr/40/63.7908"
---

# §63.7908. How do I demonstrate continuous compliance with the emissions limitations and work practice standards for surface impoundments?

- (a) You must demonstrate continuous compliance with the emissions limitations and work practice standards in [§ 63.7905](/cfr/40/63.7905.md) applicable to your affected surface impoundments by meeting the requirements in paragraphs [(b)](#b) and [(c)](#c) of this section as applicable to your surface impoundments.
- (b) You must demonstrate continuous compliance for each surface impoundment using a floating membrane cover according to [§ 63.7905(b)(1)](/cfr/40/63.7905.md?p=b-1) by meeting the requirements in [paragraphs (b)(1) through (5)](#b-1..b-5) of this section.
  - (1) Operating and maintaining the floating membrane cover and closure devices according to the requirements in [§ 63.942(c)](/cfr/40/63.942.md?p=c), with the exceptions specified in [§ 63.7905(b)(1)](/cfr/40/63.7905.md?p=b-1).
  - (2) Visually inspecting the floating membrane cover and closure devices for defects at least annually according to the requirements in [§ 63.946(a)](/cfr/40/63.946.md?p=a).
  - (3) Repairing defects according to the requirements in [§ 63.946(c)](/cfr/40/63.946.md?p=c).
  - (4) Recording the information specified in § [63.947(a)(2)](/cfr/40/63.947.md?p=a-2) and [(a)(3)](/cfr/40/63.947.md?p=a-3).
  - (5) Keeping records to document compliance with the requirements according to the requirements in [§ 63.7952](/cfr/40/63.7952.md).
- (c) You must demonstrate continuous compliance for each surface impoundment using a cover vented to a control device according to [§ 63.7905(b)(2)](/cfr/40/63.7905.md?p=b-2) by meeting the requirements in [paragraphs (c)(1) through (6)](#c-1..c-6) of this section.
  - (1) Operating and maintaining the floating membrane cover and closure devices according to the requirements in [§ 63.943(c)](/cfr/40/63.943.md?p=c), with the exceptions specified in [§ 63.7905(b)(2)](/cfr/40/63.7905.md?p=b-2).
  - (2) Visually inspecting the cover and its closure devices for defects at least annually according to the requirements in [§ 63.946(b)](/cfr/40/63.946.md?p=b).
  - (3) Repairing defects according to the requirements in [§ 63.946(c)](/cfr/40/63.946.md?p=c).
  - (4) Recording the information specified in § [63.947(a)(2)](/cfr/40/63.947.md?p=a-2) and [(a)(3)](/cfr/40/63.947.md?p=a-3).
  - (5) Meeting each applicable requirement for demonstrating continuous compliance with the emission limitations and work practice standards for a closed vent system and control device in [§ 63.7928](/cfr/40/63.7928.md).
  - (6) Keeping records to document compliance with the requirements according to the requirements in [§ 63.7952](/cfr/40/63.7952.md).

## Notes

### Amendments

[68 FR 58190, Oct. 8, 2003, as amended at 85 FR 41704, July 10, 2020]

### Source

Source: 68 FR 58190, Oct. 8, 2003, unless otherwise noted.

### Authority

Authority: 42 U.S.C. 7401 et seq.

### Source

Source: 57 FR 61992, Dec. 29, 1992, unless otherwise noted.

### Amendments

[68 FR 58190, Oct. 8, 2003, as amended at 85 FR 41704, July 10, 2020]