40 CFR Appendix Table 7 to Subpart GGG of Part 63 - Table 7 to Subpart GGG of Part 63—Wastewater—Inspection and Monitoring Requirements for Waste Management Units

Table 7 to Subpart GGG of Part 63—Wastewater—Inspection and Monitoring Requirements for Waste Management Units
To comply with Inspection or monitoring requirement Frequency of inspection or monitoring Method
TANKS:
63.1256(b)(3)(i) Inspect fixed roof and all openings for leaks Initially Semiannually Visual.
63.1256(b)(4) Inspect floating roof in accordance with §§ 63.120(a)(2) and (a)(3) See §§ 63.120(a)(2) and (a)(3) Visual.
63.1256(b)(5) Measure floating roof seal gaps in accordance with §§ 63.120(b)(2)(i) through (b)(4) See § 63.120(b)(2)(i) through (b)(4).
—Primary seal gaps Initially Once every 5 years (annually if no secondary seal).
—Secondary seal gaps Initially Semiannually
63.1256(b)(7)
63.1256(b)(8)
Inspect wastewater tank for control equipment failures and improper work practices Initially Semiannually Visual.
SURFACE IMPOUNDMENTS:
63.1256(c)(1)(i) Inspect cover and all openings for leaks Initially Semiannually Visual.
63.1256(c)(2) Inspect surface impoundment for control equipment failures and improper work practices Initially Semiannually Visual.
CONTAINERS:
63.1256(d)(1)(i)
63.1256(d)(1)(ii)
Inspect cover and all openings for leaks Initially Semiannually Visual.
63.1256(d)(3)(i) Inspect enclosure and all openings for leaks Initially Semiannually Visual.
63.1256(d)(4) Inspect container for control equipment failures and improper work practices Initially Semiannually Visual.
INDIVIDUAL DRAIN SYSTEMS a:
63.1256(e)(1)(i) Inspect cover and all openings to ensure there are no gaps, cracks, or holes Initially Semiannually Visual.
63.1256(e)(2) Inspect individual drain system for control equipment failures and improper work practices Initially Semiannually Visual.
63.1256(e)(4)(i) Verify that sufficient water is present to properly maintain integrity of water seals Initially Semiannually Visual.
63.1256(e)(4)(ii)
63.1256(e)(5)(i)
Inspect all drains using tightly-fitted caps or plugs to ensure caps and plugs are in place and properly installed Initially Semiannually Visual.
63.1256(e)(5)(ii) Inspect all junction boxes to ensure covers are in place and have no visible gaps, cracks, or holes Initially Semiannually Visual or smoke test or other means as specified.
63.1256(e)(5)(iii) Inspect unburied portion of all sewer lines for cracks and gaps Initially Semiannually Visual.
OIL-WATER SEPARATORS:
63.1256(f)(2)(i) Inspect fixed roof and all openings for leaks Initially Semiannually Visual.
63.1256(f)(3) Measure floating roof seal gaps in accordance with 40 CFR 60.696(d)(1) Initially b See 40 CFR 60.696(d)(1).
—Primary seal gaps Once every 5 years.
63.1256(f)(3) —Secondary seal gaps Initially b Annually.
63.1256(f)(4) Inspect oil-water separator for control equipment failures and improper work practices Initially Semiannually Visual.

a As specified in § 63.1256(e), the owner or operator shall comply with either the requirements of § 63.1256(e)(1) and (2) or § 63.1256(e)(4) and (5).

b Within 60 days of installation as specified in § 63.1256(f)(3).