| Reporting Period: | 7/1/2015 - 12/31/2015 |
| BRRTS No: | 02-45-558037 |
| Activity Name: | AHLGRIMM EXPLOSIVES CO INC - PRILL AREA |
| Status: | Site Investigation |
| Activity: | Field Sampling/Monitoring |
| Comments: | In September 2015, conducted additional small contaminated soil excavation under the Prill bin and constructed eight additional monitoring wells to help delineate the nitrite-nitrate as nitrogen plume. The first of four quarterly groundwater monitoring rounds was conducted in September 2015. The second round was performed in December 2015. The third round is scheduled for March 2016. |
| Submitted by Scott A. Hodgson, P.G. on 01/05/2016 |