This page contains links to the following Federal Register Notices of Intent for Partial Deletion involving partial site deletions of the California Gulch Superfund Site:

10411 - 10412 Federal Register (PDF)(2 pp, 161 K, About PDF) / Vol. 66, No. 32 / Thursday, February 15, 2001 / Proposed Rules
Proposed Rule; Notice of intent to partially delete OU10 of the California Gulch Superfund Site from the National Priorities List.

28141 Federal Register (PDF)(1 pg, 156 K, About PDF) / Vol. 66, No. 99 / Tuesday, May 22, 2001 / Proposed Rules
Proposed Rule; Notice of intent to partially delete OU2 of the California Gulch Superfund Site from the NPL.

7657 Federal Register (PDF)(1 pg, 157 K, About PDF) / Vol. 67, No. 34 / Wednesday, February 20, 2002 / Proposed Rules
Proposed Rule; Notice of intent to partially delete subunits A and B, residential waste rock piles, and parks and playgrounds within OU9 of the California Gulch Superfund Site from the National Priorities List.

58575 - 58576 Federal Register (PDF)(2 pp, 136 K, About PDF) / Vol. 74, No. 218 / Friday, November 13, 2009 / Proposed Rules
Proposed Rule; Notice of intent to partially delete OU8 of the California Gulch Superfund Site from the NPL.

30081 - 30082 Federal Register (PDF)(2 pp, 150 K, About PDF) / Vol. 76, No. 100 / Tuesday, May 24, 2011 / Proposed Rules
Proposed Rule; Notice of intent to partially delete the remaining portions of OU9 of the California Gulch Superfund Site from the NPL.

47043 - 47044 Federal Register (PDF)(2 pp, 198 K, About PDF) / Vol. 79, No. 155 / Tuesday, August 12, 2014 / Proposed Rules
Proposed Rule; Notice of intent to partially delete OU4 (Upper California Gulch), OU5 (ASARCO Smelters/Slag/Mill Sites), OU7 (Apache Tailing Impoundments) of the California Gulch Superfund Site from the NPL.

6827 Federal Register (PDF)(1 pg, 165 K, About PDF) / Vol. 81, No. 26 / Tuesday, February 9, 2016 / Proposed Rules
Proposed Rule; Notice of intent to partially delete OU1 (Yak Tunnel/Water Treatment Plant) and OU3 (Denver & Rio Grande Western
Railroad Company (D&RGW) Slag Piles/Railroad Easement/Railroad Yard) of the California Gulch Superfund Site from the NPL.