U.S. Silver-Idaho, Inc.Mining Incidents in 2022

Ground fall occurred after round was shot (determined after reviewing seismic data).

A large seismic event occurred at 2:47 pm today and located at the current face in 37-281. The event had a magnitude of 1.6 (moment magnitude) and 1.3 (local magnitude). It occurred 25 minutes after the round was shot and was preceded by at least one moderately large event that occurred immediately after blasting.

#3 hoist tripped out and it took intervention on behalf of Spencer Engineering to correct the issue.

On January 2nd electrical sub-station (Avista) located 5-6 miles off site had two broken insulators caused by snow off-loading from power lines. January 6th same location Avista sub-station, part of the pole the power crew fixed on January 3rd broke and took out the power lines - this happened the evening of January 6th.

Electrical Sub-station located 5-6 miles from mine site (not associated with mine) lost an insulator from snow load and tripped out causing power outage to mine (total property)

Miner was assisting a Mechanic with the removal of an hydraulic cylinder. The cylinder slipped and it crushed the tip of the Miners right index finger.

Miner and EE's partner were breaking boulders on the 4900 #3 grizzly. A rock chip penetrated the tissue of EE's upper right thigh. ER visit and sutures.

Shaft Repairman slipped on ice and injured left shoulder. EE was stepping off the cage on the top station of the Coeur shaft.

Shaft Crew was lowering replacement liner into the 3700 pocket. Section of liner bounced and hit Miner on the lower right leg. Miner was seen by Doctor the next day and and was given a full release (08/21/2022). Miner Worked the remainder of Miner's rotation. Miner started next rotation on 08/26/2022. Saw doctor on 08/30/2022 and was given a work release for 09/13/2022.

Miner was cleaning up at the 2400 lay-down was placing rubbish in EE's loader bucket. A second loader was tramming muck up the ramp. The second loader hit the miner who was cleaning up. Contact with the second loader grill caused a ""closed, Non-displaced left clavicle shaft fracture"".

Miner was baring a rock out of a chute. Rock came loose knocking scaling bar out of EE's hands and hitting EE on the side of the jaw.

Miner was barring out a chute of the 3700-054 raise. The material came down and hit the bar. The bar then hit the miner in the left ear.

Miner was on knees cleaning a drill hole. When they stood up and twisted, they said ""I reaggravated a lower back injury that happened in the early 2000's""

Miner was bolting the drift on 5500 level. The bolt and plate fell out of hole in back. The plate came in contact with Miner's left forearm causing a laceration. Sutures were needed.

Engineer was painting survey points on the back in 49-360 ER. Dust entered EE's left eye. Miner was wearing safety glasses. Did not notice discomfort until that evening while removing contact lenses. Took EE to the eye doctor the next morning (9/15/22). Diagnosis was Keratitis. Antibiotic drops prescribed.