Variable	Overall, N = 95¹	request, N = 52¹	response, N = 5¹	routine, N = 38¹
PHA Accepted
accepted	55 (58%)	34 (65%)	4 (80%)	17 (45%)
not accepted	40 (42%)	18 (35%)	1 (20%)	21 (55%)
Year
2019	21 (22%)	10 (19%)	0 (0%)	11 (29%)
2014	15 (16%)	8 (15%)	1 (20%)	6 (16%)
2015	15 (16%)	7 (13%)	1 (20%)	7 (18%)
2016	15 (16%)	8 (15%)	0 (0%)	7 (18%)
2017	15 (16%)	11 (21%)	1 (20%)	3 (7.9%)
2018	14 (15%)	8 (15%)	2 (40%)	4 (11%)
Quarter
3	28 (29%)	13 (25%)	1 (20%)	14 (37%)
4	26 (27%)	11 (21%)	2 (40%)	13 (34%)
1	25 (26%)	13 (25%)	2 (40%)	10 (26%)
2	16 (17%)	15 (29%)	0 (0%)	1 (2.6%)
Recipient
KY	10 (11%)	2 (3.8%)	1 (20%)	7 (18%)
WI	9 (9.5%)	6 (12%)	0 (0%)	3 (7.9%)
MA	8 (8.4%)	7 (13%)	0 (0%)	1 (2.6%)
UT	7 (7.4%)	6 (12%)	0 (0%)	1 (2.6%)
NYC	6 (6.3%)	4 (7.7%)	0 (0%)	2 (5.3%)
NYS	6 (6.3%)	3 (5.8%)	1 (20%)	2 (5.3%)
FL	5 (5.3%)	2 (3.8%)	1 (20%)	2 (5.3%)
NJ	5 (5.3%)	4 (7.7%)	0 (0%)	1 (2.6%)
CA	4 (4.2%)	0 (0%)	0 (0%)	4 (11%)
ME	4 (4.2%)	1 (1.9%)	0 (0%)	3 (7.9%)
MN	4 (4.2%)	3 (5.8%)	0 (0%)	1 (2.6%)
WA	4 (4.2%)	3 (5.8%)	0 (0%)	1 (2.6%)
CO	3 (3.2%)	2 (3.8%)	0 (0%)	1 (2.6%)
MD	3 (3.2%)	2 (3.8%)	0 (0%)	1 (2.6%)
MO	3 (3.2%)	0 (0%)	0 (0%)	3 (7.9%)
NH	3 (3.2%)	1 (1.9%)	0 (0%)	2 (5.3%)
CT	2 (2.1%)	1 (1.9%)	1 (20%)	0 (0%)
IA	2 (2.1%)	1 (1.9%)	0 (0%)	1 (2.6%)
LA	1 (1.1%)	1 (1.9%)	0 (0%)	0 (0%)
NM	1 (1.1%)	0 (0%)	0 (0%)	1 (2.6%)
OR	1 (1.1%)	1 (1.9%)	0 (0%)	0 (0%)
RI	1 (1.1%)	0 (0%)	0 (0%)	1 (2.6%)
SC	1 (1.1%)	1 (1.9%)	0 (0%)	0 (0%)
UH	1 (1.1%)	1 (1.9%)	0 (0%)	0 (0%)
VT	1 (1.1%)	0 (0%)	1 (20%)	0 (0%)
Problem category
Data or information gap	40 (42%)	14 (27%)	2 (40%)	24 (63%)
Need for technical expertise	24 (25%)	18 (35%)	1 (20%)	5 (13%)
Potential disease cluster/increased rates	11 (12%)	9 (17%)	1 (20%)	1 (2.6%)
Potential exposure	11 (12%)	6 (12%)	1 (20%)	4 (11%)
Potential association between health and exposure	9 (9.5%)	5 (9.6%)	0 (0%)	4 (11%)
Primary EH topic
Multiple	18 (19%)	7 (13%)	0 (0%)	11 (29%)
Lead poisoning	11 (12%)	7 (13%)	0 (0%)	4 (11%)
Cancer	9 (9.5%)	9 (17%)	0 (0%)	0 (0%)
Air Quality	7 (7.4%)	6 (12%)	1 (20%)	0 (0%)
Radon	7 (7.4%)	4 (7.7%)	0 (0%)	3 (7.9%)
Asthma	4 (4.2%)	2 (3.8%)	1 (20%)	1 (2.6%)
Biomonitoring	4 (4.2%)	2 (3.8%)	1 (20%)	1 (2.6%)
Community drinking water	4 (4.2%)	4 (7.7%)	0 (0%)	0 (0%)
Carbon monoxide poisoning	3 (3.2%)	0 (0%)	1 (20%)	2 (5.3%)
Community characteristics	3 (3.2%)	1 (1.9%)	1 (20%)	1 (2.6%)
Heat Stress Illness	3 (3.2%)	0 (0%)	0 (0%)	3 (7.9%)
Populations and Vulnerabilities	3 (3.2%)	1 (1.9%)	0 (0%)	2 (5.3%)
Climate change	2 (2.1%)	0 (0%)	0 (0%)	2 (5.3%)
Drought	2 (2.1%)	0 (0%)	0 (0%)	2 (5.3%)
Immunization	2 (2.1%)	2 (3.8%)	0 (0%)	0 (0%)
Private well water	2 (2.1%)	2 (3.8%)	0 (0%)	0 (0%)
Toxic Substance Releases	2 (2.1%)	1 (1.9%)	0 (0%)	1 (2.6%)
Vector-Borne Disease	2 (2.1%)	1 (1.9%)	0 (0%)	1 (2.6%)
ALS	1 (1.1%)	0 (0%)	0 (0%)	1 (2.6%)
Community design	1 (1.1%)	0 (0%)	0 (0%)	1 (2.6%)
Hazardous waste site	1 (1.1%)	1 (1.9%)	0 (0%)	0 (0%)
Lyme Disease	1 (1.1%)	0 (0%)	0 (0%)	1 (2.6%)
Obesity	1 (1.1%)	0 (0%)	0 (0%)	1 (2.6%)
Pesticide Exposures	1 (1.1%)	1 (1.9%)	0 (0%)	0 (0%)
Reproductive and Birth Outcomes	1 (1.1%)	1 (1.9%)	0 (0%)	0 (0%)
Secondary EH topic
Community drinking water	2 (33%)	2 (40%)	0 (NA%)	0 (0%)
COPD	1 (17%)	1 (20%)	0 (NA%)	0 (0%)
Life Expectancy	1 (17%)	1 (20%)	0 (NA%)	0 (0%)
Populations and Vulnerabilities	1 (17%)	0 (0%)	0 (NA%)	1 (100%)
Traffic	1 (17%)	1 (20%)	0 (NA%)	0 (0%)
Tertiary EH topic
Comminuty characteristics	1 (50%)	1 (50%)	0 (NA%)	0 (NA%)
Noise Pollution	1 (50%)	1 (50%)	0 (NA%)	0 (NA%)
Tracking data and tools leveraged	76 (80%)	43 (83%)	4 (80%)	29 (76%)
Tracking role: active or passive
Active	80 (84%)	44 (85%)	5 (100%)	31 (82%)
Passive	15 (16%)	8 (15%)	0 (0%)	7 (18%)
Tracking role
Provided expertise or recommendations	36 (38%)	21 (40%)	3 (60%)	12 (32%)
Enhanced surveillance	32 (34%)	19 (37%)	1 (20%)	12 (32%)
Provided training, outreach, or education	12 (13%)	2 (3.8%)	0 (0%)	10 (26%)
Analyzed data	11 (12%)	9 (17%)	0 (0%)	2 (5.3%)
Conducted an investigation	4 (4.2%)	1 (1.9%)	1 (20%)	2 (5.3%)
Output reported	84 (88%)	47 (90%)	5 (100%)	32 (84%)
Output category
Additional data	26 (31%)	19 (40%)	1 (20%)	6 (19%)
Tool	17 (20%)	9 (19%)	1 (20%)	7 (22%)
Report	12 (14%)	8 (17%)	2 (40%)	2 (6.2%)
Communication material	10 (12%)	3 (6.4%)	0 (0%)	7 (22%)
Resource	10 (12%)	7 (15%)	0 (0%)	3 (9.4%)
Training	4 (4.8%)	1 (2.1%)	1 (20%)	2 (6.2%)
Presentation	3 (3.6%)	0 (0%)	0 (0%)	3 (9.4%)
Recommendation	1 (1.2%)	0 (0%)	0 (0%)	1 (3.1%)
Web exposure	1 (1.2%)	0 (0%)	0 (0%)	1 (3.1%)
Output led to action	59 (72%)	33 (73%)	5 (100%)	21 (66%)
Action actor
Other actor	65 (68%)	39 (75%)	4 (80%)	22 (58%)
Tracking	21 (22%)	8 (15%)	0 (0%)	13 (34%)
Both	9 (9.5%)	5 (9.6%)	1 (20%)	3 (7.9%)
Other actors
State Goverment	37 (45%)	22 (46%)	2 (40%)	13 (45%)
Local Government	19 (23%)	12 (25%)	2 (40%)	5 (17%)
Community Members	8 (9.8%)	6 (12%)	0 (0%)	2 (6.9%)
NGO or Non-profit	5 (6.1%)	3 (6.2%)	0 (0%)	2 (6.9%)
Academic Institution	4 (4.9%)	2 (4.2%)	1 (20%)	1 (3.4%)
Multiple	3 (3.7%)	2 (4.2%)	0 (0%)	1 (3.4%)
Federal Government	2 (2.4%)	1 (2.1%)	0 (0%)	1 (3.4%)
Unclear	2 (2.4%)	0 (0%)	0 (0%)	2 (6.9%)
Media	1 (1.2%)	0 (0%)	0 (0%)	1 (3.4%)
Private company	1 (1.2%)	0 (0%)	0 (0%)	1 (3.4%)
Action category
Developed training, outreach campaign, or educational materials	25 (26%)	9 (17%)	0 (0%)	16 (42%)
Improved data quality and access	23 (24%)	13 (25%)	1 (20%)	9 (24%)
Improved or informed public health program or intervention	13 (14%)	9 (17%)	0 (0%)	4 (11%)
Provided information in response to concern	13 (14%)	11 (21%)	1 (20%)	1 (2.6%)
Informed impact assessment or city planning	10 (11%)	4 (7.7%)	1 (20%)	5 (13%)
Identified potential source of exposure	6 (6.3%)	4 (7.7%)	0 (0%)	2 (5.3%)
Inform new policy, legislation, or regulation	2 (2.1%)	1 (1.9%)	1 (20%)	0 (0%)
Issued health alerts and advisories	2 (2.1%)	1 (1.9%)	0 (0%)	1 (2.6%)
Implemented intervention to prevent exposures	1 (1.1%)	0 (0%)	1 (20%)	0 (0%)
Impact evidence
Not yet	58 (61%)	32 (62%)	4 (80%)	22 (58%)
No	28 (29%)	15 (29%)	1 (20%)	12 (32%)
Yes	9 (9.5%)	5 (9.6%)	0 (0%)	4 (11%)
¹ n (%)