- Preliminary Study (2011)
- 1988 Amendment
- 1979 Amendment
- 1978 Amendment
- 1975 Initial Rulemaking
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Ore Mining and Dressing Preliminary Study Report (PDF)(54 pp, 638 K,
September 2011,
820-R-10-025)
Review of wastewater discharges from active ore mines that produce copper, lead, zinc, gold, silver and molybdenum. Findings are used to support determination whether to revise existing Effluent Guidelines regulations at 40 CFR Part 440.
- Ore Mining Effluent Guidelines - Final Rule (PDF)(27 pp, 4 MB, May 24, 1988, 53 FR 18764)
- Development Document for Final Effluent Limitations Guidelines and New Source Performance Standards for the Ore Mining and Dressing Point Source Category, Gold Placer Mine Subcategory (PDF)(289 pp, 14 MB, May 1988, 440/1-88/061)
- Ore Mining Effluent Guidelines - Proposed Rule (PDF)(34 pp, 5 MB, November 20, 1985, 50 FR 47982)
- Ore Mining Effluent Guidelines - Final Rule (PDF)(24 pp, 3 MB, December 3, 1982, 47 FR 54598)
- Development Document for Final Effluent Limitations Guidelines and New Source Performance Standards for the Ore Mining and Dressing Point Source Category (PDF)(676 pp, 27 MB, November 1982, 440/1-82/061)
- Ore Mining Effluent Guidelines - Proposed Rule (PDF)(37 pp, 5 MB, June 14, 1982, 47 FR 25682)
- Ore Mining Effluent Guidelines - Final Rule (PDF)(2 pp, 272 K, March 1, 1979, 44 FR 11546)
- Ore Mining Effluent Guidelines - Clarification Notice (PDF)(2 pp, 284 K, February 8, 1979, 44 FR 7953)
- Ore Mining Effluent Guidelines - Final Rule (PDF)(11 pp, 2 MB, July 11, 1978, 43 FR 29771)
- Ore Mining Effluent Guidelines - Proposed Rule (PDF)(11 pp, 2 MB, November 6, 1975, 40 FR 51738)
- Ore Mining Effluent Guidelines - Notice of Suspension (PDF)(1 pg, 179 K, May 24, 1976, 41 FR 21191)
- Ore Mining Effluent Guidelines - Interim Final Rule (PDF)(16 pp, 3 MB, November 6, 1975, 40 FR 51722)
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Development Document for Interim Final and Proposed Effluent Limitations Guidelines and New Source Performance Standards for the Ore Mining and Dressing Industry; Volume 1 (PDF)(415 pp, 15 MB,
October 1975,
440/1-75/061)
Sections 1 - 6
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Development Document for Interim Final and Proposed Effluent Limitations Guidelines and New Source Performance Standards for the Ore Mining and Dressing Industry; Volume 2 (PDF)(457 pp, 15 MB,
October 1975,
440/1-75/061)
Sections 7 - 14