On June 23, 2026, from 9:00 am to 10:00 am, Atlantic Richfield, EPA, Butte Silver Bow County, Montana DEQ, and the Montana Natural Resource Damage Program invite the public to observe the Butte Priority Soils Operable Unit (BPSOU) Remedial Design/Remedial Action Progress Meeting (RDRA Progress Meeting) in a Zoom event by computer or smart phone. Agenda added below Zoom joining information. ----- Mackenzie Meter is inviting you to a scheduled ZoomGov meeting. Join ZoomGov Meeting https://usepa.zoomgov.com/j/1653576795 Meeting ID: 165 357 6795 --- One tap mobile +16692545252,,1653576795# US (San Jose) +16692161590,,1653576795# US (San Jose) --- Dial by your location • +1 669 254 5252 US (San Jose) • +1 669 216 1590 US (San Jose) • +1 646 828 7666 US (New York) • +1 551 285 1373 US (New Jersey) Meeting ID: 165 357 6795 Find your local number: https://usepa.zoomgov.com/u/apKzi0IIW --- Join by SIP • [email protected] --- Join by H.323 • 166.108.98.42 (US West) • 166.108.66.42 (US East) Meeting ID: 165 357 6795 RDRA Meeting Agenda - June 23, 2026 General: Safety Moment (PTS) Site Investigation & PDI: Copper Mountain (Emily) Intermediate Design: Butte Reduction Works (Karen) Northside Tailings (Drew) Buffalo Gulch (Josh) BPSOU Pump Station (Rich/Andy) BTC Hydraulic Control (Brent) Groundwater Remedy Optimization […]

RDRA Progress Meeting Notice Atlantic Richfield, EPA, Butte Silver Bow County, Montana DEQ, and the Montana Natural Resource Damage Program invite the public to observe the Butte Priority Soils Operable Unit (BPSOU) Remedial Design/Remedial Action Progress Meeting (RDRA Progress Meeting) in a Zoom event by computer or smart phone. Because you will be watching a working meeting, there will be no method for asking questions or making statements. Time: 9am-10am Join ZoomGov Meeting https://usepa.zoomgov.com/j/1659412438 Meeting ID: 165 941 2438 --- One tap mobile +16692545252,,1659412438# US (San Jose) +16692161590,,1659412438# US (San Jose) --- Dial by your location • +1 669 254 5252 US (San Jose) • +1 669 216 1590 US (San Jose) • +1 551 285 1373 US (New Jersey) • +1 646 828 7666 US (New York) Meeting ID: 165 941 2438 Find your local number: https://usepa.zoomgov.com/u/abAAwKDkrf --- This meeting will be recorded.

RDRA Progress Meeting Notice On April 21, 2026, from 9:00 am to 10:00 am, Atlantic Richfield, EPA, Butte Silver Bow County, Montana DEQ, and the Montana Natural Resource Damage Program invite the public to observe the Butte Priority Soils Operable Unit (BPSOU) Remedial Design/Remedial Action Progress Meeting (RDRA Progress Meeting) in a Zoom event by computer or smart phone. ------ Topic: Butte Superfund Site Remedial Design / Remedial Action Progress Meeting (RDRA Progress Meeting) - April 21 Join ZoomGov Meeting https://usepa.zoomgov.com/j/1614761531 --- One tap mobile +16692545252,,1614761531# US (San Jose) +16692161590,,1614761531# US (San Jose) --- Dial by your location • +1 669 254 5252 US (San Jose) • +1 669 216 1590 US (San Jose) • +1 646 828 7666 US (New York) • +1 551 285 1373 US (New Jersey) Meeting ID: 161 476 1531 Find your local number: https://usepa.zoomgov.com/u/acIHAk3KBv --- This meeting will be recorded. Note: replies to this email are sent to an unmonitored inbox. If you have questions or need assistance, please email Mackenzie Meter ([email protected]).  Takeaways from Previous RD/RA Progress Meeting In March, topics of conversation included: Diggings East: Work is still anticipated to begin on this project in 2026. The agencies received a resubmittal of the 95% design […]