Read "Practices to Identify and Mitigate PFAS Impacts on Highway Construction Projects and Maintenance Operations" at NAP.edu

Page 68 Bookmark

Suggested Citation: "Appendix B: State DOT Survey Questionnaire Responses." National Academies of Sciences, Engineering, and Medicine. 2024. Practices to Identify and Mitigate PFAS Impacts on Highway Construction Projects and Maintenance Operations. Washington, DC: The National Academies Press. doi: 10.17226/27843.

APPENDIX B

State DOT Survey Questionnaire Responses

Response by State

NCHRP Synthesis Topic 54-01 Survey

D6. What division do you work for within your agency? Select the most appropriate response.
Highway Design
Environmental	AK, AZ, AR, CA, CO, CT, GA, ID, IL, IA, KS, LA, ME, MD, MI, MN, MS, MO, MT, NE, NV, NH, NY, OH, OK, PA, RI, SC, SD, TN, TX, VA, WA, WV, WI, WY
Permitting
Construction
Right-of-Way
Maintenance/Operations	FL
Other	AL, DE, IN, NM, NC, OR, UT

Answer	%	Count
Right-of-Way	0.0%	0
Permitting	0.0%	0
Other	15.9%	7
Maintenance/Operations	2.3%	1
Highway Design	0.0%	0
Environmental	81.8%	36
Construction	0.0%	0
Total	100%	44

Page 69 Bookmark

Suggested Citation: "Appendix B: State DOT Survey Questionnaire Responses." National Academies of Sciences, Engineering, and Medicine. 2024. Practices to Identify and Mitigate PFAS Impacts on Highway Construction Projects and Maintenance Operations. Washington, DC: The National Academies Press. doi: 10.17226/27843.

D6. Other

Other—Text

Materials and Tests

Roadside Environmental Unit

Programs and Infrastructure

Materials and Pavement

Transportation Resiliency and Sustainability

Materials and Tests

HazMat Program (Env. Geology)

Q11. Does your state (within an agency other than the DOT) have formal or informal procedures, policies, or guidance for identifying and/or mitigating locations of potential PFAS contamination?
Yes, formal written procedures, policies, or guidance (Please attach or provide a link.)	AK, CA, ID, MI, MT, NH, PA, UT, WI
Yes, informal procedures, policies, or guidance	AZ, IL, LA, ME, MN, NM, NY, TN
No	AL, CO, CT, GA, ID, IA, MD, MS, MO, NE, NV, NC, OH, OK, OR, RI, SC, SD, VA, WA, WV, WY
Unsure	AR, DE, FL, KS, TX

Answer	%	Count
Yes, formal written procedures, policies, or guidance (Please attach or provide a link.)	20.5%	9
Yes, informal procedures, policies, or guidance	18.2%	8
No	50.0%	22
Unsure	11.4%	5
Total	100%	44

Q14. Does your DOT currently have formal or informal procedures, policies, or guidance for identifying and/or mitigating locations of potential PFAS contamination?
Yes, formal written procedures, policies, or guidance (Please attach or provide a link.)	PA, MT, WI
Yes, informal procedures, policies, or guidance	AK, IL, LA, ME, MI, MN, NH

Page 70 Bookmark

Suggested Citation: "Appendix B: State DOT Survey Questionnaire Responses." National Academies of Sciences, Engineering, and Medicine. 2024. Practices to Identify and Mitigate PFAS Impacts on Highway Construction Projects and Maintenance Operations. Washington, DC: The National Academies Press. doi: 10.17226/27843.

No	AL, AZ, AR, CA, CO, CT, DE, FL, GA, ID, IN, IA, KS, MD, MS, MO, NE, NV, NM, NY, NC, OH, OK, OR, RI, SC, SD, TN, TX, UT, VA, WA, WV, WY

Answer	%	Count
Yes, formal written procedures, policies, or guidance (Please attach or provide a link.)	6.8%	3
Yes, informal procedures, policies, or guidance	15.9%	7
No	77.3%	34
Total	100%	44

Q12. Upload written procedures, policies, or guidance here:
State	Document Name	File Name	Website
Arizona	Arizona Public Water System PFAS Toolkit	ADEQ PFAS toolkit.pdf	https://static.azdeq.gov/wqd/pfas/toolkit.pdf
Montana	MDT Environmental Manual, Chapter 44: Hazardous Materials/Substances	MONTANA_Procedures. pdf	https://www.mdt.mt.gov/publications/docs/manuals/env/Chapter%2044%20Hazardous%20Materials-Substances.pdf
Utah	Utah Department of Environmental Quality Sampling and Analysis Plan—Statewide PFAS Monitoring Phase I: Drinking Water Systems	DWQ-2020-020973.pdf	https://documents.deq.utah.gov/water-quality/standards-technical-services/sts-public-notices/DWQ-2020-020973.pdf

Q13. Provide a link(s) to written procedures, policies, or guidance here:
State	Website Name	Website
Alaska	Alaska PFAS Information	https://dot.alaska.gov/airportwater/
Arizona	PFAS Resources	https://www.azdeq.gov/pfas-resources
California	San Diego Region—(PFAS): Per- and Polyfluoroalkyl Substances (PFAS)	https://www.waterboards.ca.gov/sandiego/water_issues/programs/pfas/index.html
Illinois		There have not been formal written procedures prepared at this time.
Montana	Program Overview: Per and Polyfluoroalkyl Substances	https://deq.mt.gov/cleanupandrec/Programs/pfas

Page 71 Bookmark

Suggested Citation: "Appendix B: State DOT Survey Questionnaire Responses." National Academies of Sciences, Engineering, and Medicine. 2024. Practices to Identify and Mitigate PFAS Impacts on Highway Construction Projects and Maintenance Operations. Washington, DC: The National Academies Press. doi: 10.17226/27843.

Pennsylvania	DEP remediation regulations, 25 Pa Code Chapter 250: Pennsylvania Bulletin	pacodeandbulletin.gov
Pennsylvania	Chapter 250 statewide health standards: Statewide Health Standards	pa.gov
Pennsylvania	PennDOT Publication 281: Pub 281	state.pa.us
Tennessee	PFAS	https://www.tn.gov/environment/policy/pfas.html
Wisconsin	PFAS	https://dnr.wisconsin.gov/topic/PFAS
Wisconsin	Facilities Development Manual, Chapter 21: Hazardous Materials Investigation	https://wisconsindot.gov/rdwy/fdm/fd-21-00toc.pdf

Q15. Has your agency ever knowingly encountered PFAS contamination on any project or existing right-of-way?
Yes	AK, CO, IL, ME, MI, MN, NH, NY, OR
No	AL, AZ, AR, CA, CT, FL, GA, ID, IN, IA, KS, MD, MS, MO, MT, NE, NV, NM, NC, OH, OK, PA, RI, SC, SD, TN, TX, UT, VA, WA, WV, WI, WY

Answer	%	Count
Yes	21.4%	9
No	78.6%	33
Total	100%	42

Q16. Did that project/instance set a precedent for how to proceed with construction or maintenance?
Yes	AK, IL, ME
No	CO, MI, MN, NH, NY, OR

Page 72 Bookmark

Suggested Citation: "Appendix B: State DOT Survey Questionnaire Responses." National Academies of Sciences, Engineering, and Medicine. 2024. Practices to Identify and Mitigate PFAS Impacts on Highway Construction Projects and Maintenance Operations. Washington, DC: The National Academies Press. doi: 10.17226/27843.

Answer	%	Count
Yes	33.3%	3
No	66.7%	6
Total	100%	9

Q17. Does your state have an action plan in place regarding PFAS contamination?
Yes	AL, AK, AR, CT, IL, MI, MN, MT, NH, UT, WI
No	AZ, CA, CO, FL, GA, ID, IN, IA, KS, ME, MD, MS, MO, NE, NV, NM, NY, NC, OH, OR, PA, RI, SC, SD, TN, TX, VA, WA, WV, WY

Answer	%	Count
Yes	26.8%	11
No	73.2%	30
Total	100%	41

Page 73 Bookmark

Suggested Citation: "Appendix B: State DOT Survey Questionnaire Responses." National Academies of Sciences, Engineering, and Medicine. 2024. Practices to Identify and Mitigate PFAS Impacts on Highway Construction Projects and Maintenance Operations. Washington, DC: The National Academies Press. doi: 10.17226/27843.

Q18. Is/was your DOT involved in the development of that action plan?
Yes	AK, CT, IL, MI, WI
No	AL, AR, MN, MT, NH, UT

Answer	%	Count
Yes	45.5%	5
No	54.5%	6
Total	100%	11

Q19. Does your state have an interagency group to address minimizing human exposure to PFAS?
Yes	AK, AR, CA, CO, CT, IL, KS, ME, MI, MN, MT, NY, OH, OR, RI, TN, UT, VA, WA, WI
No	AL, AZ, FL, GA, ID, IN, IA, MD, MS, MO, NE, NH, NM, NC, PA, SC, SD, TX, WV, WY

Answer	%	Count
Yes	50.0%	20
No	50.0%	20
Total	100%	40

Q19a. Is/was your DOT involved in that group?
Yes	AK, CT, IL, MI, MN, OH, WA, WI
No	AR, CA, CO, KS, ME, MT, NY, OR, RI, TN, UT, VA

Answer	%	Count
Yes	40.0%	8

Page 74 Bookmark

Suggested Citation: "Appendix B: State DOT Survey Questionnaire Responses." National Academies of Sciences, Engineering, and Medicine. 2024. Practices to Identify and Mitigate PFAS Impacts on Highway Construction Projects and Maintenance Operations. Washington, DC: The National Academies Press. doi: 10.17226/27843.

No	60.0%	12
Total	100%	20

Q20. Do your DOT’s procedures recommend or require any of the following methodologies for identifying and mitigating PFAS impacts related to highway construction and maintenance operations?
Site Screening (site inspection for potential PFAS contamination)
Yes	AK, MI, MN, PA, WI
No	IL, ME, MT, NH
Sampling of soils or water for PFAS contamination
Yes	AK, IL, MI, MN, NH, PA, WI
No	ME, MT
Geospatial tracking (GIS database of PFAS sources or contaminated sites)
Yes	AK, ME, PA, WI
No	IL, MI, MN, MT, NH
New and existing approved products list (to limit use of PFAS-containing materials)
Yes	AK, MI, MN
No	IL, ME, MT, NH, PA, WI
Pollutant source assessments (evaluation of nearby PFAS sources and potential PFAS migration)
Yes	IL, ME, MI, MN, NH, PA, WI
No	AK, MT
Regulatory restrictions to mitigate/limit PFAS use or contamination
Yes	AK, MI, MN, WI
No	IL, ME, MT, NH, PA
Other
Yes	IL, MN, MT, WI
No

Page 75 Bookmark

Suggested Citation: "Appendix B: State DOT Survey Questionnaire Responses." National Academies of Sciences, Engineering, and Medicine. 2024. Practices to Identify and Mitigate PFAS Impacts on Highway Construction Projects and Maintenance Operations. Washington, DC: The National Academies Press. doi: 10.17226/27843.

Question	Yes		No		Total
Site screening (site inspection for potential PFAS contamination)	55.6%	5	44.4%	4	9
Sampling of soils or water for PFAS contamination	77.8%	7	22.2%	2	9
Geospatial tracking (GIS database of PFAS sources or contaminated sites)	44.4%	4	55.6%	5	9
New and existing approved products list (to limit use of PFAS-containing materials)	33.3%	3	66.7%	6	9
Pollutant source assessments (evaluation of nearby PFAS sources and potential PFAS migration)	77.8%	7	22.2%	2	9
Regulatory restrictions to mitigate/limit PFAS use or contamination	44.4%	4	55.6%	5	9
Other	100.0%	4	0.0%	0	4

Page 76 Bookmark

Suggested Citation: "Appendix B: State DOT Survey Questionnaire Responses." National Academies of Sciences, Engineering, and Medicine. 2024. Practices to Identify and Mitigate PFAS Impacts on Highway Construction Projects and Maintenance Operations. Washington, DC: The National Academies Press. doi: 10.17226/27843.

Q21. Do your DOT’s procedures require special considerations for management and/or disposal of PFAS-contaminated soil or water from construction/maintenance projects?
Yes	AK, ME, MI, MN, NH, PA, WI
No	IL, MT

Answer	%	Count
Yes	77.8%	7
No	22.2%	2
Total	100%	9

Q22. Are there PFAS-related regulatory or receiving restrictions on any forms of material disposal for your DOT or their contractors?
Environmental discharge (e.g., to surface or groundwater)
Yes	AK, CO, ME, MI, MN, NH, SD, UT, WI
No	AL, AZ, AR, CA, CT, FL, GA, ID, IL, IA, KS, MD, MS, MT, NE, NM, NY, NC, OH, OR, PA, RI, SC, TN, TX, VA, WA, WV
Land application (e.g., to agricultural land)
Yes	CO, CT, ME, MI, MN, NH, SD, WI
No	AL, AK, AZ, AR, CA, FL, GA, ID, IL, IA, KS, MD, MS, MT, NE, NM, NY, NC, OH, OR, PA, RI, SC, TN, TX, VA, WA, WV
Landfilling
Yes	CO, CT, IL, ME, MI, MN, MT, NH, SD, WI
No	AL, AK, AZ, AR, CA, FL, GA, ID, IA, KS, MD, MS, NE, NM, NY, NC, OH, OR, PA, RI, SC, TN, TX, VA, WA, WV
Other
Yes	MT, SD, WA, WI
No	AZ, AR, FL, GA, ID, MD, MS, NE, NM, NY, NC, OH, RI, VA

Page 77 Bookmark

Suggested Citation: "Appendix B: State DOT Survey Questionnaire Responses." National Academies of Sciences, Engineering, and Medicine. 2024. Practices to Identify and Mitigate PFAS Impacts on Highway Construction Projects and Maintenance Operations. Washington, DC: The National Academies Press. doi: 10.17226/27843.

Question	Yes		No		Total
Environmental discharge (e.g., to surface or groundwater)	24.3%	9	75.7%	28	37
Land application (e.g., to agricultural land)	22.2%	8	77.8%	28	36
Landfilling	27.8%	10	72.2%	26	36
Other	22.2%	4	77.8%	14	18

Q23. Does your DOT consider liability for PFAS-related impacts in the acquisition, sale, maintenance, or disturbance of rights-of-way or project sites?
Yes	AK, CO, IL, MN, MT, NH, NM, NY, PA, SD, UT, WA, WI
No	AL, AZ, AR, CA, CT, FL, GA, ID, IA, KS, ME, MD MI, MS, NE, NC, OH, OR, RI, SC, TN, TX, VA, WV

Answer	%	Count
Yes	35.1%	13
No	64.9%	24
Total	100%	37

Q24. Does your DOT consider liability for PFAS-related impacts in the acquisition, use, or storage of materials?
Yes	AK, CO, IL, MI, MN, MT, NM, SD, UT, WA, WI
No	AL, AZ, AR, CA, CT, FL, GA, ID, IA, KS, ME, MD, MS, NE, NH, NY, NC, OH, OR, PA, RI, SC, TN, TX, VA, WV

Answer	%	Count
Yes	29.7%	11
No	70.3%	26
Total	100%	37

Page 78 Bookmark

Suggested Citation: "Appendix B: State DOT Survey Questionnaire Responses." National Academies of Sciences, Engineering, and Medicine. 2024. Practices to Identify and Mitigate PFAS Impacts on Highway Construction Projects and Maintenance Operations. Washington, DC: The National Academies Press. doi: 10.17226/27843.

Q25. Does your DOT consider active remediation or removal of PFAS-containing materials or media at DOT construction, maintenance, or storage sites?
Yes	AK, CO, CT, MI, MN, MT, NH, PA, UT, WA, WI
No	AL, AZ, AR, CA, FL, GA, ID, IL, IA, KS, ME, MD, MS, NE, NM, NY, NC, OH, OR, RI, SC, SD, TN, TX, VA, WV

Answer	%	Count
Yes	29.7%	11
No	70.3%	26
Total	100%	37

Q27. Does your DOT test or chemically monitor for PFAS contamination at any time on construction or maintenance project sites?
Yes	AK, IL, MN, NH
No	AL, AZ, AR, CA, CO, CT, FL, GA, ID, IA, KS, ME, MD, MI, MS, MT, NE, NM, NY, NC, OH, OR, PA, RI, SC, SD, TN, TX, UT, VA, WA, WV, WI

Answer	%	Count
Yes	10.8%	4
No	89.2%	33
Total	100%	37

Q28. Which environmental media has your DOT screened for PFAS during construction or maintenance projects?
Intact soil (native or fill)
Yes	AK, IL, MN, NH
No

Page 79 Bookmark

Suggested Citation: "Appendix B: State DOT Survey Questionnaire Responses." National Academies of Sciences, Engineering, and Medicine. 2024. Practices to Identify and Mitigate PFAS Impacts on Highway Construction Projects and Maintenance Operations. Washington, DC: The National Academies Press. doi: 10.17226/27843.

Spoil piles
Yes	AK, MN
No	IL
Waste soil
Yes	AK, MN, NH
No	IL
Dewatered groundwater
Yes	AK, MN, NH
No	IL
Stormwater runoff during project
Yes
No	AK, IL
Stormwater conveyance after project
Yes
No	AK, IL
Other
Yes
No

Question	Yes		No		Total
Intact soil (native or fill)	100.0%	4	0.0%	0	4
Spoil piles	66.7%	2	33.3%	1	3
Waste soil	75.0%	3	25.0%	1	4
Dewatered groundwater	75.0%	3	25.0%	1	4
Stormwater runoff during project	0.0%	0	100.0%	2	2

Page 80 Bookmark

Suggested Citation: "Appendix B: State DOT Survey Questionnaire Responses." National Academies of Sciences, Engineering, and Medicine. 2024. Practices to Identify and Mitigate PFAS Impacts on Highway Construction Projects and Maintenance Operations. Washington, DC: The National Academies Press. doi: 10.17226/27843.

Stormwater conveyance after project	0.0%	0	100.0%	2	2
Other	0.0%	0	0.0%	0	0

Q29. When does your DOT monitor and how frequently (check all that apply)?
Before project award/baseline assessment	AK, IL, MN, NH
During project: Daily to weekly
During project: Less often than monthly
During project: Biweekly to monthly
After project completion

Answer	%	Count
Before project award/baseline assessment	100.0%	4
During project: Daily to weekly	0.0%	0
During project: Less often than monthly	0.0%	0
During project: Biweekly to monthly	0.0%	0
After project completion	0.0%	0
Total	100%	4

Q31. What laboratory(s) do you use to conduct PFAS testing/measurements (check all that apply)?
In-house (DOT) labs
Private/contract labs	AK, IL, MN, NH
Public/state labs	MN
Other

Answer	%	Count
In-house (DOT) labs	0.0%	0

Page 81 Bookmark

Suggested Citation: "Appendix B: State DOT Survey Questionnaire Responses." National Academies of Sciences, Engineering, and Medicine. 2024. Practices to Identify and Mitigate PFAS Impacts on Highway Construction Projects and Maintenance Operations. Washington, DC: The National Academies Press. doi: 10.17226/27843.

Private/contract labs	80.0%	4
Public/state labs	20.0%	1
Other	0.0%	0
Total	100%	5

Q32. What are your DOT’s approximate costs associated with testing for PFAS contamination?
High (>$500 per sample)	AK,
Medium ($200 to $500 per sample)	IL, MN, NH
Low (<$200 per sample)

Answer	%	Count
High (>$500 per sample)	25.0%	1
Medium ($200 to $500 per sample)	75.0%	3
Low (<$200 per sample)	0.0%	0
Total	100%	4

Q33. How quickly does your DOT typically receive PFAS testing results?
Within 1 week of shipping sample
Within 3 weeks of shipping sample	AK, IL
Within 6 weeks of shipping sample	MN, NH
>6 weeks after shipping sample

Answer	%	Count
Within 1 week of shipping sample	0.0%	0
Within 3 weeks of shipping sample	50.0%	2
Within 6 weeks of shipping sample	50.0%	2

Page 82 Bookmark

Suggested Citation: "Appendix B: State DOT Survey Questionnaire Responses." National Academies of Sciences, Engineering, and Medicine. 2024. Practices to Identify and Mitigate PFAS Impacts on Highway Construction Projects and Maintenance Operations. Washington, DC: The National Academies Press. doi: 10.17226/27843.

>6 weeks after shipping sample	0.0%	0
Total	100%	4

Q34. How do the PFAS your DOT test for compare to state regulations?
My state does not regulate any PFAS, but we test for some	IL
We only test for those PFAS regulated by the state	AK
We test for more PFAS than are regulated by the state	MN, NH
Unsure

Answer	%	Count
My state does not regulate any PFAS, but we test for some	25.0%	1
We only test for those PFAS regulated by the state	25.0%	1
We test for more PFAS than are regulated by the state	50.0%	2
Unsure	0.0%	0
Total	100%	4

Q35. Which PFAS does your DOT monitor?
PFOS and/or PFOA only
Yes
No	IL
The 18 species in EPA Method 537.1 for potable water
Yes	AK, IL
No
The 25 species in EPA Method 533 for potable water
Yes
No	IL

Page 83 Bookmark

Suggested Citation: "Appendix B: State DOT Survey Questionnaire Responses." National Academies of Sciences, Engineering, and Medicine. 2024. Practices to Identify and Mitigate PFAS Impacts on Highway Construction Projects and Maintenance Operations. Washington, DC: The National Academies Press. doi: 10.17226/27843.

The 24 species in EPA Method 8327 for nonpotable water and other environmental media
Yes
No	IL
The 40 species in Draft EPA Method 1633 for nonpotable water and other environmental media
Yes
No	IL
Total PFAS (e.g., total organic fluorine or total oxidizable precursors)
Yes
No	IL
Other
Yes	MN, NH
No	IL
Unsure
Yes
No

Field	Minimum	Maximum	Mean	Count
PFOS and/or PFOA only	2.0	2.0	2.0	1
The 18 species in EPA Method 537.1 for potable water	1.0	1.0	1.0	2
The 25 species in EPA Method 533 for potable water	2.0	2.0	2.0	1
The 24 species in EPA Method 8327 for nonpotable water and other environmental media	2.0	2.0	2.0	1
The 40 species in Draft EPA Method 1633 for nonpotable water and other environmental media	2.0	2.0	2.0	1

Page 84 Bookmark

Suggested Citation: "Appendix B: State DOT Survey Questionnaire Responses." National Academies of Sciences, Engineering, and Medicine. 2024. Practices to Identify and Mitigate PFAS Impacts on Highway Construction Projects and Maintenance Operations. Washington, DC: The National Academies Press. doi: 10.17226/27843.

Total PFAS (e.g., total organic fluorine or total oxidizable precursors)	2.0	2.0	2.0	0.0	0.0	1
Other	1.0	2.0	1.3	0.5	0.2	3
Unsure	0.0	0.0	0.0	0.0	0.0	0

Question	Yes		No		Total
PFOS and/or PFOA only	0.0%	0	100.0%	1	1
The 18 species in EPA Method 537.1 for potable water	100.0%	2	0.0%	0	2
The 25 species in EPA Method 533 for potable water	0.0%	0	100.0%	1	1
The 24 species in EPA Method 8327 for nonpotable water and other environmental media	0.0%	0	100.0%	1	1
The 40 species in Draft EPA Method 1633 for nonpotable water and other environmental media	0.0%	0	100.0%	1	1
Total PFAS (e.g., total organic fluorine or total oxidizable precursors)	0.0%	0	100.0%	1	1
Other	66.7%	2	33.3%	1	3
Unsure	0.0%	0	0.0%	0	0

Q37. Does your DOT have a procedure for identifying PFAS-containing materials?
Yes	AK, CO, CT, MT
No	AL, AZ, AR, CA, FL, GA, ID, IL, IA, KS, ME, MD, MI, MN, MS, NE, NH, NM, NY, NC, OH, OR, PA, RI, SC, SD, TN, TX, UT VA, WA, WV, WI

Answer	%	Count
Yes	10.8%	4
No	89.2%	33
Total	100%	37

Page 85 Bookmark

Suggested Citation: "Appendix B: State DOT Survey Questionnaire Responses." National Academies of Sciences, Engineering, and Medicine. 2024. Practices to Identify and Mitigate PFAS Impacts on Highway Construction Projects and Maintenance Operations. Washington, DC: The National Academies Press. doi: 10.17226/27843.

Q38. Does your DOT have a procedure for identifying containers which may have previously held PFAS-containing materials?
Yes	AK, CO
No	AL, AZ, AR, CA, CT, FL, GA, ID, IL, IA, KS, ME, MD, MI, MN, MS, MT, NE, NH, NM, NY, NC, OH, OR, PA, RI, SC, SD, TN, TX, UT, VA, WA, WV, WI

Answer	%	Count
Yes	5.4%	2
No	94.6%	35
Total	100%	37

Q39. Does your DOT have a standard labeling protocol for materials or containers which may contain PFAS?
Yes	AK, CO
No	CT, MT

Answer	%	Count
Yes	50.0%	2
No	50.0%	2
Total	100%	4

Q40. Has your DOT identified materials/containers containing PFAS which it previously or actively uses?
Yes	AK, CO, CT
No	MT

Answer	%	Count
Yes	75.0%	3
No	25.0%	1
Total	100%	4

Page 86 Bookmark

Suggested Citation: "Appendix B: State DOT Survey Questionnaire Responses." National Academies of Sciences, Engineering, and Medicine. 2024. Practices to Identify and Mitigate PFAS Impacts on Highway Construction Projects and Maintenance Operations. Washington, DC: The National Academies Press. doi: 10.17226/27843.

Q41. Are areas where these materials were used now monitored?
Yes	CT
No	AK, CO

Answer	%	Count
Yes	33.3%	1
No	66.7%	2
Total	100%	3

Q42. Does your DOT use or store any Class B or MilSpec firefighting foams (for example, at airports)?
Yes	AK, AZ, CO, CT, MI, MT, RI, TX, WA
No	AL, AR, CA, FL, GA, ID, IL, ME, MD, MN, MS, NE, NH, NM, NC, OH, OR, PA, SC, SD, TN, UT, VA, WV, WI

Answer	%	Count
Yes	26.5%	9
No	73.5%	25
Total	100%	34

Q43. Are they labeled for PFAS content (select all that apply)?
Yes, firefighting foams known to contain PFAS are labeled as such	AK, CO, CT, MI, MT, TX
Yes, firefighting foams known to be PFAS-free are labeled as such
Labeling of firefighting foams is inconsistent	RI, WA
No firefighting foam labeling regarding PFAS content	AZ

Page 87 Bookmark

Suggested Citation: "Appendix B: State DOT Survey Questionnaire Responses." National Academies of Sciences, Engineering, and Medicine. 2024. Practices to Identify and Mitigate PFAS Impacts on Highway Construction Projects and Maintenance Operations. Washington, DC: The National Academies Press. doi: 10.17226/27843.

Answer	%	Count
Yes, firefighting foams known to contain PFAS are labeled as such	66.7%	6
Yes, firefighting foams known to be PFAS-free are labeled as such	0.00%	0
Labeling of firefighting foams is inconsistent	22.2%	2
No firefighting foam labeling regarding PFAS content	11.1%	1
Total	100%	9

Q45. Are you willing to participate in a follow-up phone interview to gain additional insight into your DOTs PFAS-related practice for a case example in the final report? Your DOT will be identified but interviewee names will remain anonymous.
Yes	AR, CA, CO, CT, IL, IN, KS, ME, MD, MI, MN, NE, NH, OH, OR, PA, SC, TN, VA, WA, WV
No	AL, AK, AZ, FL, GA, ID, IA, MS, MO, MT, NM, NY, NC, RI, SD, TX, UT, WI