House Street Disposal Area, Belmont, Kent County

House Street Disposal Area, Belmont, Kent County

Last Updated: December 28, 2020

EGLE Site Lead:
Karen Vorce
VorceK@Michigan.gov

Background

Recent Accomplishments

• Between October 26 and November 6, 2020, Wolverine’s consultant, GZA, installed the piezometers and staff gauges along the Rogue River in accordance with the final Groundwater-Surface Water Response Activity Plan, and will begin the two-week measurement period of piezometers and staff gauges beginning the week of November 9, 2020. 
• On October 30, 2020, EGLE sent Wolverine a letter detailing agency comments on the draft Area 19 Response Activity Plan.
  • Letter from EGLE Hendershott to WWW Latchana re: Notice of Approval with Conditions of Area 19 Response Activity Plan
• On November 2, 2020, Wolverine submitted a Notice of Dispute Letter to EGLE pertaining to EGLE’s October 22, 2020 comments on the Area 11 & 12 Response Activity Plan.
  • Email from RW Nelson to EGLE Vorce re Notice of Dispute Area 11-12 Response Activity Plan
• On November 2, 2020, Wolverine submitted their 2020 Third Quarter Progress Report as required under the Consent Decree.
  • Email from R&W Nelson to EGLE Vorce re Consent Decree 2020 Third Quarter Report
• During the week of November 2, 2020, EGLE’s subcontractor sampled select state-installed groundwater monitoring wells located within and near the North Kent Study Area. 
• On November 9, 2020, MDHHS announced the launch of the Michigan PFAS Exposure and Health Study (MiPEHS) and the Multi-Site Study (MSS), which will take place in Parchment, Cooper Township, and the Belmont and Rockford areas of Kent County. Information on these studies can be found at Michigan.gov/DEHBio.
  • All eligible participants in Parchment, Cooper Township, Belmont and Rockford are scheduled to receive an enrollment packet in the mail from MDHHS by November 30, 2020.
  • If you think you are eligible and do not receive an enrollment packet by that date, please call MDHHS’ study partner, RTI International, at 855-322-3037 to see if you qualify.
• On November 10, 2020, EGLE completed the responsiveness summary document which compiles and responds to the comments received during the Perimeter Monitoring Response Activity Plan public comment period.
  • Summary of Public Comments on Perimeter Monitoring Response Activity Plans
• On November 13, 2020, EGLE sent Wolverine a letter which summarizes the resolution of disputes that Wolverine brought forth in their October 19, 2020 and November 2, 2020 letters regarding the Area 5, Area 6, and Area 11 & 12 Response Activity Plans. 
  • Letter from EGLE Hendershott to WWW Latchana re Resolution of Disputes to Area 5, Area 6, and Area 11 & 12 ResAP
• On November 13, 2020, EGLE sent Wolverine a letter detailing agency comments on the draft Perimeter Monitoring Response Activity Plan.
  • Letter from EGLE Hendershott to WWW Latchana re: Notice of Approval with Conditions Perimeter Monitoring Response Activity Plan
• On November 19, 2020, the Wolverine Community Advisory Group held an online zoom meeting. EGLE provided project updates.
• Between November 30, 2020 and December 9, 2020, Wolverine’s consultant, GZA, collected pore water samples in the Rogue River as outlined in the Groundwater Surface Water Response Activity Plan. EGLE and EGLE’s consultant were able to observe sampling activities and collected some split samples.  
• On December 4, 2020, Wolverine submitted the Final Area 5 Response Activity Plan.
  • Area 5 Response Activity Plan NOTE: document is 454 pages
• On December 4, 2020, Wolverine submitted the Final Area 6 Response Activity Plan.
  • Area 6 Response Activity Plan NOTE: document is 462 pages 
• On December 11, 2020, Wolverine submitted the Final Area 11 and 12 Response Activity Plan. 
  • Areas 11 and 12 Response Activity Plan NOTE: document is 446 pages

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Perimeter Groundwater Monitoring Response Activity Plan:

• On November 13, 2020, EGLE sent Wolverine a letter detailing agency comments on the draft Perimeter Monitoring Response Activity Plan. The final Perimeter Monitoring Report is due to EGLE by December 31, 2020.
  • Letter from EGLE Hendershott to WWW Latchana re: Notice of Approval with Conditions Perimeter Monitoring Response Activity Plan

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Area 5, Area 6, Area 11 & 12, and Area 19 Response Activity Plans

• On December 4, 2020, Wolverine submitted the Final Area 5 Response Activity Plan.
  • Area 5 Response Activity Plan NOTE: document is 454 pages
• On December 4, 2020, Wolverine submitted the Final Area 6 Response Activity Plan.
  • Area 6 Response Activity Plan NOTE: document is 462 pages 
• On December 11, 2020, Wolverine submitted the Final Area 11 & 12 Response Activity Plan. 
  • Areas 11 and 12 Response Activity Plan NOTE: document is 446 pages

• The final Area 19 Response Activity Plan will be submitted by December 18, 2020. 

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Residential Resampling Response Activity Plan

• On September 30, 2020, Wolverine submitted the Final Residential Well Resampling Response Activity Plan.
• On October 26, 2020, Wolverine’s consultant, GZA, began resampling residential wells scheduled to be resampled this year as outlined in the Residential Well Resampling Response Activity Plan. This resampling will be on-going until completed.

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Groundwater-Surface Water Response Activity Plan  

• On September 23, 2020, Wolverine submitted the Final Groundwater-Surface Water Response Activity Plan.

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Filter Operation and Maintenance Response Activity Plan

• On September 16, 2020. Wolverine submitted the final Filter Operation & Maintenance Response Activity Plan, entitled “Alternate Water Supply Management Plan - Point-of-Entry Treatment Systems”.

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​Next Steps

• Wolverine will implement the work outlined in the February 19, 2020 Consent Decree and the associated Response Activity Plans. The table below summarizes the due dates and public comment periods of the Response Activity Plans. 

Response Activity Plan	Draft Report Due to EGLE	Public Meeting Date	Public Comment Period	EGLE Responsiveness Summary Document	Date Final Response Activity Plan Submitted
Filter Operation and Maintenance (O&M)	April 6, 2020	May 26, 2020	May 14 - June 13, 2020	August 5, 2020	September 16, 2020
Groundwater Surface Water Interface (GSI)	April 20, 2020	May 27, 2020	May 14 - June 13, 2020	August 5, 2020	September 23, 2020
Residential Well Resampling	May 4, 2020	June 23, 2020	June 11 - July 18, 2020	August 31, 2020	September 30, 2020
Groundwater Investigation - Area 5	June 18, 2020	August 18, 2020	August 6 - September 10, 2020	September 30, 2020	December 4, 2020
Groundwater Investigation - Area 6	June 18, 2020	August 18, 2020	August 6 - September 10, 2020	September 30, 2020	December 4, 2020
Groundwater Investigation - Area 11 & 12	June 18, 2020	August 18, 2020	August 6 - September 10, 2020	September 30, 2020	December 11, 2020
Groundwater Investigation - Area R-1 (19)	June 18, 2020	August 18, 2020	August 6 - September 10, 2020	September 30, 2020	December 18, 2020
Perimeter Wells	August 17, 2020	October 6, 2020	September 24 - October 24, 2020	November 10, 2020	Due December 31, 2020
House Street Disposal Site - Feasibility Study	February 19, 2021	To Be Determined	To Be Determined	To Be Determined	To Be Determined

 

Municipal Water Installation

• Section 6.1 of the Consent Decree discusses the framework for the extension of municipal water to parcels depicted and listed in Appendix I – List of Parcels and Map of Municipal Water Areas. To date, approximately 225 houses have been connected to municipal water. Learn more about updates on the Plainfield Township municipal water expansion project.
• Learn more about Plainfield Township's construction updates for municipal water expansion as required under the Consent Decree.

Filter Operation & Maintenance

• Wolverine will continue the operation and maintenance of whole-house filters and point-of-use filters in the North Kent Study Area in accordance with the Consent Decree, described specifically in Section 7.5 and Appendix L, and the Filter Operation and Maintenance Response Activity Plan. 

Residential Well Testing/Alternate Water Information

• 135 drinking water wells have been tested by EGLE; 1,545 drinking water wells have been tested by Wolverine; 42 drinking water wells have been tested by Kent County Department of Public Works.
• Wolverine has provided 539 whole house filters and 236 point-of-use filters. Kent County Department of Public Works has provided 10 whole house filters.
• Section 6.1 of the February 2020 Consent Decree discusses the framework for the extension of municipal water to parcels depicted and listed in Appendix I – List of Parcels and Map of Municipal Water Areas.  Learn more about updates on the Plainfield Township municipal water expansion project.
• EGLE has sampled all municipal water supplies for PFAS, including the City of Rockford and Plainfield Charter Township. View the City of Rockford and Plainfield Charter Township results.

Upcoming Community Engagement

• USEPA Wolverine Community Advisory Group (CAG) Meeting; January 21, 2021 from 6:00pm to 8:30pm via Zoom; details can be found on the CAG's website, WolverineCAG.org.

Historical Sampling Table: data is reflective of criteria prior to 8/3/2020:
PFOS + PFOA Only
Table reflects data received prior to 8/3/2020.

Type of Sample	Number of Samples	Number of Results Received	Number of Non-detects	Number Between Non-detect and standard*	Number > Standard
Monitoring Wells (House Street Investigation Area)	490	490	234	187	69
Monitoring Wells (Wolven/Jewell Area)	192	192	62	70	60
Residential Wells	1,722	1,722	926	670	126
Cumulative	2,404	2,404	1,222	927	255

*Groundwater results are compared to EGLE’s former Part 201 Criteria of 70 ppt.
*Residential well results are compared to the USEPA Lifetime Health Advisory Level of 70 ppt.

Sampling notes

• On August 3, 2020, new Part 201 Criteria went into effect. 
• Other PFAS analytes were detected in samples. There are currently no federal or state standards for these analytes.