---
schema_version: "secwatch.filing_event.v1"
accession: "0001104659-22-090395"
form_type: "8-K"
ticker: "PPTA"
cik: "0001526243"
company_name: "PERPETUA RESOURCES CORP."
filed_at: "2022-08-15T23:59:59+00:00"
generated_at: "2026-06-23T23:49:18.108535+00:00"
event_type: "other_material"
sentiment: "neutral"
materiality_score: 0.6
calibrated_materiality_score: 0.6
confidence: "high"
source: SEC EDGAR
---

# Perpetua Resources Q2 update: receives first permit but faces administrative challenge

## Summary
- Received Clean Air Act Permit to Construct from Idaho DEQ on June 17, 2022.
- External groups filed petition for administrative review of the Air Permit in late July; company intervened on Aug 12.
- Supplemental Draft Environmental Impact Statement (SDEIS) anticipated for public review in Q3 2022.
- Began early environmental cleanup activities at Stibnite Gold Project, including stream diversion work.
- Zero lost time incidents or reportable environmental spills in Q2 2022.

## SEC filing metadata
- accession: 0001104659-22-090395
- form_type: 8-K
- ticker: PPTA
- cik: 0001526243
- company_name: PERPETUA RESOURCES CORP.
- filed_at: 2022-08-15T23:59:59+00:00
- event_type: other_material
- sentiment: neutral
- materiality_score: 0.6
- calibrated_materiality_score: 0.6
- confidence: high
- sec_items: 7.01, 9.01
- EDGAR index: https://www.sec.gov/Archives/edgar/data/1526243/000110465922090395/0001104659-22-090395-index.htm
- EDGAR primary document: https://www.sec.gov/Archives/edgar/data/1526243/000110465922090395/tm2223393d1_8k.htm

## Machine-readable alternates
- HTML: https://secwatch.observer/filing/0001104659-22-090395
- JSON: https://secwatch.observer/filing/0001104659-22-090395.json
- Plain text: https://secwatch.observer/filing/0001104659-22-090395.txt

This AI-assisted summary is a reading aid. Review the linked SEC EDGAR filing before relying on any specific claim.