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Current as of January 02, 2025 | Updated by Findlaw Staff
(a)Inactive CCR surface impoundments are subject to all of the requirements of this subpart applicable to existing CCR surface impoundments.
(b) to (d) [Reserved by 81 FR 51807]
(e) Timeframes for certain inactive CCR surface impoundments.
(1) An inactive CCR surface impoundment for which the owner or operator has completed the actions by the deadlines specified in paragraphs (e)(1)(i) through (iii) of this section is eligible for the alternative timeframes specified in paragraphs (e)(2) through (6) of this section. The owner or operator of the CCR unit must comply with the applicable recordkeeping, notification, and internet requirements associated with these provisions. For the inactive CCR surface impoundment:
(i) The owner or operator must have prepared and placed in the facility's operating record by December 17, 2015, a notification of intent to initiate closure of the inactive CCR surface impoundment pursuant to § 257.105(i)(1);
(ii) The owner or operator must have provided notification to the State Director and/or appropriate Tribal authority by January 19, 2016, of the intent to initiate closure of the inactive CCR surface impoundment pursuant to § 257.106(i)(1); and
(iii) The owner or operator must have placed on its CCR Web site by January 19, 2016, the notification of intent to initiate closure of the inactive CCR surface impoundment pursuant to § 257.107(i)(1).
(2) Location restrictions.
(i) No later than April 16, 2020, the owner or operator of the inactive CCR surface impoundment must:
(A) Complete the demonstration for placement above the uppermost aquifer as set forth by § 257.60(a), (b), and (c)(3);
(C) Complete the demonstration for fault areas as set forth by § 257.62(a), (b), and (c)(3);
(D) Complete the demonstration for seismic impact zones as set forth by § 257.63(a), (b), and (c)(3); and
(E) Complete the demonstration for unstable areas as set forth by § 257.64(a), (b), (c), and (d)(3).
(ii) An owner or operator of an inactive CCR surface impoundment who fails to demonstrate compliance with the requirements of paragraph (e)(2)(i) of this section is subject to the closure requirements of § 257.101(b)(1).
(3) Design criteria. The owner or operator of the inactive CCR surface impoundment must:
(i) No later than April 17, 2018, complete the documentation of liner type as set forth by § 257.71(a) and (b).
(ii) No later than June 16, 2017, place on or immediately adjacent to the CCR unit the permanent identification marker as set forth by § 257.73(a)(1).
(iii) No later than October 16, 2018, prepare and maintain an Emergency Action Plan as set forth by § 257.73(a)(3).
(iv) No later than April 17, 2018, compile a history of construction as set forth by § 257.73(b) and (c).
(v) No later than April 17, 2018, complete the initial hazard potential classification, structural stability, and safety factor assessments as set forth by § 257.73(a)(2), (b), (d), (e), and (f).
(4) Operating criteria. The owner or operator of the inactive CCR surface impoundment must:
(i) No later than April 18, 2017, prepare the initial CCR fugitive dust control plan as set forth in § 257.80(b).
(ii) No later than April 17, 2018, prepare the initial inflow design flood control system plan as set forth in § 257.82(c).
(iii) No later than April 18, 2017, initiate the inspections by a qualified person as set forth by § 257.83(a).
(iv) No later than July 19, 2017, complete the initial annual inspection by a qualified professional engineer as set forth by § 257.83(b).
(5) Groundwater monitoring and corrective action. The owner or operator of the inactive CCR surface impoundment must:
(i) No later than April 17, 2019, comply with groundwater monitoring requirements set forth in §§ 257.90(b) and 257.94(b); and
(ii) No later than August 1, 2019, prepare the initial groundwater monitoring and corrective action report as set forth in § 257.90(e).
(6) Closure and post-closure care. The owner or operator of the inactive CCR surface impoundment must:
(i) No later than April 17, 2018, prepare an initial written closure plan as set forth in § 257.102(b); and
§ 257.107(i)(ii) No later than April 17, 2018, prepare an initial written post-closure care plan as set forth in § 257.104(d).
Cite this article: FindLaw.com - Code of Federal Regulations Title 40. Protection of Environment § 40.257.100 Inactive CCR surface impoundments - last updated January 02, 2025 | https://codes.findlaw.com/cfr/title-40-protection-of-environment/cfr-sect-40-257-100/
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