Daily Air Emissions Report
New-Indy continuously monitors hydrogen sulfide levels at the Catawba Mill and in surrounding community. The report below shows hydrogen sulfide levels as reported by New-Indy and is updated daily.
Mill Station 1
Report Date: October 14, 2024
- Concentration Range Detected0 - 37 ppb
- 24-hr Average2.56 ppb
- 7-day Average3.29 ppb
- 30-minute EPA Acute Exposure Guideline Level (AEGL)600 ppb
- Date of last Reportable Elevated H2S Reading (30-minute average > 600 ppb)September 2, 2021
- Date of last Reportable Elevated H2S Reading (7-day average > 70 ppb)September 8, 2021
Mill Station 2
Report Date: October 14, 2024
- Concentration Range Detected0 - 10 ppb
- 24-hr Average1.19 ppb
- 7-day Average0.47 ppb
- 30-minute EPA Acute Exposure Guideline Level (AEGL)600 ppb
- Date of last Reportable Elevated H2S Reading (30-minute average > 600 ppb)No 30-minute averages > 600 ppb since monitor reporting began on May 26, 2021
- Date of last Reportable Elevated H2S Reading (7-day average > 70 ppb)No 7-day averages > 70 ppb since monitor reporting began on May 26, 2021
Mill Station 3
Report Date: October 14, 2024
- Concentration Range Detected0 - 5 ppb
- 24-hr Average0.76 ppb
- 7-day Average0.71 ppb
- 30-minute EPA Acute Exposure Guideline Level (AEGL)600 ppb
- Date of last Reportable Elevated H2S Reading (30-minute average > 600 ppb)No 30-minute averages > 600 ppb since monitor reporting began on May 26, 2021
- Date of last Reportable Elevated H2S Reading (7-day average > 70 ppb)No 7-day averages > 70 ppb since monitor reporting began on May 26, 2021
