Event: HOLD: Transport: DOI to Residence Start Date: 2025-02-28 23:00:00 +0000 End Date: 2025-02-28 23:30:00 +0000 Organizer: scheduling_interior <scheduling_interior@ios.doi.gov> Class: X-PERSONAL Date Created: 2025-02-24 13:18:13 +0000 Date Modified: 2025-02-27 16:34:46 +0000 Priority: 5 Sierra Club v.

From: "Trampe, Katrine M" <katrine_trampe@ios.doi.gov> To: "Hassen, Tyler L" <tyler_hassen@ios.doi.gov> Subject: Contract Review Sync Date: Wed, 26 Feb 2025 22:15:14 +0000 Importance: Normal Attachments: unnamed _______________________________________________________________________________ Microsoft Teams Need help?

Event: INTERNAL - Colorado River Briefing Start Date: 2025-03-03 19:30:00 +0000 End Date: 2025-03-03 20:30:00 +0000 Organizer: Cameron, Scott J <scott_cameron@ios.doi.gov> Location: Room 6139 and; Microsoft Teams Meeting Class: X-PERSONAL Date Created: 2025-02-28 18:00:37 +0000 Date Modified: 2025-03-04 14:01:31 +0000 Priority: 5 DTSTAMP: 2025-03-03 14:00:25 +0000 Attendee: Palumbo, David M <DPalumbo@usbr.gov>; Maucieri, Mathew MM <MMAUCIERI@usbr.gov>; Schilling, Leonard C <lschilling@usbr.gov>; Grantz, Katrina A <KGrantz@usbr.gov>; Jerla, Carly <CJerla@usbr.gov>; Callejo, Russell D <RCallejo@usbr.gov>; Snow, Robert F <Robert.Snow@sol.doi.gov>; Smith, Rodney <rodney.smith@sol.doi.gov>; Torpey, Sean R <STorpey@usbr.gov>; Taylor, Scott D <STaylor@usbr.gov>; ASWSLiaison, BOR WRO <borsha-aswsliaison@usbr.gov>; Banton, Michael S <michael_banton@ios.doi.gov>; COS_ASWS <COS_ASWS@ios.doi.gov> ________________________________________________________________________________ Microsoft Teams Need help?

Event: Weekly Update Start Date: 2025-02-24 14:00:00 +0000 End Date: 2025-02-24 14:30:00 +0000 Organizer: Trampe, Katrine M <katrine_trampe@ios.doi.gov> Location: Microsoft Teams Meeting Class: X-PERSONAL Date Created: 2025-02-24 02:30:48 +0000 Date Modified: 2025-02-24 13:34:26 +0000 Priority: 5 DTSTAMP: 2025-02-24 02:30:57 +0000 Attendee: Trampe, Katrine M <katrine_trampe@ios.doi.gov>; Agen, Jarrod P <jarrod_agen@ios.doi.gov>; Holmes, Stephanie M <stephanie_holmes@ios.doi.gov>; Hassen, Tyler L <tyler_hassen@ios.doi.gov> Alarm: Display the following message 15m before start Reminder _______________________________________________________________________________ Microsoft Teams Need help?

From: Sent: To: Cc: Subject: Attachments: Mark, Nathan (Marshall) Wed, 7 May 2025 16:41:48 +0000 (b)(6) Matesic, Hannah (OST) Buckley, James (Marshall); Robertson, Brent (Marshall) Senator Marshall Letter FINAL 2.7.2025.pdf You don't often get email from nathan_mark@marshall.senate.gov.

Page 069 of 287 Withheld pursuant to exemption (b)(6) of the Freedom of Information and Privacy Act OST-2025-1200 Page 02692 Sierra Club v.

From: Sent: To: Cc: Subject: Priebe, Jack (OST) Wed, 30 Jul 2025 20:27:38 +0000 Christopher.Zhen@mail.house.gov Matesic, Hannah (OST); Bolin, Miles (OST); Orlaski, Abigail (OST) T&I Hearing Follow Up Hey Chris, I wanted to follow up on the question your boss raised with Secretary Duffy during the hearing regarding work zone crashes in Colorado and share some additional information.

From: "Hassen, Tyler L" <tyler_hassen@ios.doi.gov> To: "Dankert, Charles M" <charles_dankert@ios.doi.gov> Subject: Accepted: Follow-up Date: Thu, 27 Feb 2025 17:59:04 -0000 Importance: Normal Attachments: unnamed Sierra Club v.

Event: Draft DEIA S.O.

From: "Hassen, Tyler L" <tyler_hassen@ios.doi.gov> To: "scheduling_interior" <scheduling_interior@ios.doi.gov> Subject: Accepted: Briefing on BIL & IRA Date: Tue, 18 Feb 2025 15:30:08 -0000 Importance: Normal Attachments: unnamed Sierra Club v.

From: Sent: To: Subject: Meachum, Pete (OST) Mon, 16 Jun 2025 15:58:17 +0000 Avery.Pierson@mail.house.gov Walking Up OST-2025-1200 Page 02842 Sierra Club v.

From: "Hassen, Tyler L" <tyler_hassen@ios.doi.gov> To: "Whitehead, Cara" <cara_whitehead@ios.doi.gov> Subject: Accepted: Grants Data Deep Dive Date: Wed, 12 Feb 2025 21:38:20 -0000 Importance: Normal Attachments: unnamed Sierra Club v.

From: Matthew.Lehner@geaerospace.com on behalf of "Lehner, Matthew (GE Aerospace, US)" <Matthew.Lehner@geaerospace.com> Sent: Thu, 30 Jan 2025 01:25:20 +0000 To: Soule, Ali (OST) Cc: Thurlow, Meghan (GE Aerospace, US) Subject: FW: GE AEROSPACE CELEBRATES FIRST GRADUATING CLASS OF LAFAYETTE APPRENTICES You don't often get email from matthew.lehner@geaerospace.com.

From: "Hassen, Tyler L" <tyler_hassen@ios.doi.gov> To: "Rigas, Laura C" <laura_rigas@ios.doi.gov> Subject: Accepted: DOI Politicals Weekly Meeting Date: Sat, 01 Mar 2025 18:39:37 -0000 Importance: Normal Attachments: unnamed Sierra Club v.

From: "Hassen, Tyler L" <tyler_hassen@ios.doi.gov> To: "Kelley, Jennifer G" <jkelley@usgs.gov> Subject: Accepted: DOI Contract Review - USGS Date: Mon, 10 Feb 2025 13:25:09 -0000 Importance: Normal Attachments: unnamed Sierra Club v.