20260224 12031600 1.0 TRUE 002 5000000 500000 NAP DFC0D4E9-0E00-468B-A781-4B91AD99BB16 dataset Nebraska Department of Health and Human Services GIS Informatician dhhs.gis@nebraska.gov Nebraska Department of Health and Human Services 20260428 A query layer containing aggregated establishment status and maximum likelihood estimates of pathogen presence for Lone Star Ticks in Nebraska counties. <DIV STYLE="text-align:Left;"><DIV><DIV><P><SPAN>A query layer containing aggregated establishment status and maximum likelihood estimates of pathogen presence for Lone Star Ticks in Nebraska counties. This data is to be used in the Vector Borne Disease Tick Surveillance web experience.</SPAN></P></DIV></DIV></DIV> Nebraska Department of Health and Human Services, VectorSurv LoneStarTicks Lone Star Tick Estimates and Establishment Status 2026-02-24T00:00:00 2026-04-28T00:00:00 Nebraska Department of Health and Human Services GIS Informatician dhhs.gis@nebraska.gov DHHS Department of Health and Human Services Health Nebraska NE Nebraska Department of Health and Human Services Division of Public Health DPH Emerging Infectious Disease Program Vector Borne Disease VBD Tick Lone Star Tick Establishment MLE Maximum Likelihood Estimate Query Layer Nebraska Department of Health and Human Services Vector Borne Disease Program Manager dhhs.vectorborne@nebraska.gov Nebraska Department of Health and Human Services GIS Informatician dhhs.gis@nebraska.gov Nebraska Department of Health and Human Services <DIV STYLE="text-align:Left;"><DIV><DIV><P><SPAN>Data was designed to be used in Nebraska Department of Health and Human Services GIS applications that will be shared for public use on NebraskaMap.gov. Use outside this application is not recommended. Data is subject to change without notice.</SPAN></P></DIV></DIV></DIV> Esri ArcGIS 13.4.0.55405 -104.1 -95.3 43 40 1 Health, Tick, Lone Star Tick, Establishment, MLE, Maximum Likelihood Estimate Nebraska, NE DHHS, Department of Health and Human Services, Division of Public Health, DPH, Emerging Infectious Disease Program, Vector Borne Disease, VBD Query Layer Nebraska Department of Health and Human Services GIS Informatician dhhs.gis@nebraska.gov Nebraska Department of Health and Human Services Raw surveillance data are extracted from the VectorSurv database through the VectorSurv API, processed into rates and maximum likelihood estimates, and written to the ArcGIS Server using an R script scheduled to run on a weekly basis. This table of estimates and a table of establishment statuses are combined with an authoritative county boundaries layer from the Office of the Chief Information Officer through a query layer. VectorSurv Tick Surveillance Data VectorSurv 2026-02-24T00:00:00 LoneStarTicks Table 93 Table Esri county County County FIPS code US Census Bureau String 255 0 0 009 Federal Information Processing Standards Codes ANSI Blonestari_Confirmed B. lonestari Confirmed Pools Number of Pools Confirmed for B. lonestari Nebraska Department of Health and Human Services Long 32 10 0 003 0 1000 Pools Blonestari_Negative B. lonestari Negative Pools Number of pools negative for B. lonestari Nebraska Department of Health and Human Services Long 32 10 0 003 0 1000 Pools BRBV_Confirmed BRBV Confirmed Pools Number of Pools Confirmed for Bourbon Virus Nebraska Department of Health and Human Services Long 32 10 0 003 0 1000 Pools BRBV_Negative BRBV Negative Pools Number of pools negative for Bourbon Virus Nebraska Department of Health and Human Services Long 32 10 0 003 0 1000 Pools Echaffeensis_Confirmed E. chaffeensis Confirmed Pools Number of Pools Confirmed for E. chaffeensis Nebraska Department of Health and Human Services Long 32 10 0 003 0 1000 Pools Echaffeensis_Negative E. chaffeensis Negative Pools Number of pools negative for E. chaffeensis Nebraska Department of Health and Human Services Long 32 10 0 003 0 1000 Pools Eewingii_Confirmed E. ewingii Confirmed Pools Number of Pools Confirmed for E. ewingii Nebraska Department of Health and Human Services Long 32 10 0 003 0 1000 Pools Eewingii_Negative E. ewingii Negative Pools Number of pools negative for E. ewingii Nebraska Department of Health and Human Services Long 32 10 0 003 0 1000 Pools Ftularensis_Confirmed F. tularensis Confirmed Pools Number of Pools Confirmed for F. tularensis Nebraska Department of Health and Human Services Long 32 10 0 003 0 1000 Pools Ftularensis_Negative F. tularensis Negative Pools Number of pools negative for F. tularensis Nebraska Department of Health and Human Services Long 32 10 0 003 0 1000 Pools HRTV_Confirmed HRTV Confirmed Pools Number of Pools Confirmed for Heartland Virus Nebraska Department of Health and Human Services Long 32 10 0 003 0 1000 Pools HRTV_Negative HRTV Negative Pools Number of pools negative for Heartland Virus Nebraska Department of Health and Human Services Long 32 10 0 003 0 1000 Pools Ramblyommatis_Confirmed R. amblyommatis Confirmed Pools Number of Pools Confirmed for R. amblyommatis Nebraska Department of Health and Human Services Long 32 10 0 003 0 1000 Pools Ramblyommatis_Negative R. amblyommatis Negative Pools Number of pools negative for R. amblyommatis Nebraska Department of Health and Human Services 32 10 0 003 0 1000 Pools 0 Blonestari_Total B. lonestari Total Pools Total number of pools confirmed or negative for B. lonestari Nebraska Department of Health and Human Services Long 32 10 0 003 0 1000 Pools Blonestari_Rate B. lonestari Positivity Rate Simple rate of the number of pools confirmed for B. lonestari over the total number of pools confirmed or negative for B. lonestari Nebraska Department of Health and Human Services Double 8 0 0 003 0 1 BRBV_Total BRBV Total Pools Total number of pools confirmed or negative for Bourbon Virus Nebraska Department of Health and Human Services Long 32 10 0 003 0 1000 Pools BRBV_Rate BRBV Positivity Rate Simple rate of the number of pools confirmed for Bourbon Virus over the total number of pools confirmed or negative for Bourbon Virus Nebraska Department of Health and Human Services Double 8 0 0 003 0 1 Echaffeensis_Total E. chaffeensis Total Pools Total number of pools confirmed or negative for E. chaffeensis Nebraska Department of Health and Human Services Long 32 10 0 003 0 1000 Pools Echaffeensis_Rate E. chaffeensis Positivity Rate Simple rate of the number of pools confirmed for E. chaffeensis over the total number of pools confirmed or negative for E. chaffeensis Nebraska Department of Health and Human Services Double 8 0 0 003 0 1 Eewingii_Total E. ewingii Total Pools Total number of pools confirmed or negative for E. ewingii Nebraska Department of Health and Human Services Long 32 10 0 003 0 1000 Pools Eewingii_Rate E. ewingii Positivity Rate Simple rate of the number of pools confirmed for E. ewingii over the total number of pools confirmed or negative for E. ewingii Double 8 0 0 003 0 1 0 Ftularensis_Total F. tularensis Total Pools Total number of pools confirmed or negative for F. tularensis Nebraska Department of Health and Human Services Long 32 10 0 003 0 1000 Pools Ftularensis_Rate F. tularensis Positivity Rate Simple rate of the number of pools confirmed for F. tularensis over the total number of pools confirmed or negative for F. tularensis Nebraska Department of Health and Human Services Double 8 0 0 003 0 1 HRTV_Total HRTV Total Pools Total number of pools confirmed or negative for Heartland Virus Nebraska Department of Health and Human Services Long 32 10 0 003 0 1000 Pools HRTV_Rate HRTV Positivity Rate Simple rate of the number of pools confirmed for Heartland Virus over the total number of pools confirmed or negative for Heartland Virus Nebraska Department of Health and Human Services Double 8 0 0 003 0 1 Ramblyommatis_Total R. amblyommatis Total Pools Total number of pools confirmed or negative for R. amblyommatis Nebraska Department of Health and Human Services Long 32 10 0 003 0 1000 Pools Ramblyommatis_Rate R. amblyommatis Positivity Rate Simple rate of the number of pools confirmed for R. amblyommatis over the total number of pools confirmed or negative for R. amblyommatis Nebraska Department of Health and Human Services Double 8 0 0 003 0 1 Ehrlichiosis_Negative Ehrlichiosis Negative Pools Number of pools negative for Ehrlichiosis-causing pathogens, including E. chaffeensis and E. ewingii Nebraska Department of Health and Human Services Long 32 10 0 003 0 1000 Pools Ehrlichiosis_Confirmed Ehrlichiosis Confirmed Pools Number of pools confirmed for Ehrlichiosis-causing pathogens, including E. chaffeensis and E. ewingii Nebraska Department of Health and Human Services Long 32 10 0 003 0 1000 Pools Ehrlichiosis_Total Ehrlichiosis Total Pools Total number of pools confirmed or negative for Ehrlichiosis-causing pathogens, including E. chaffeensis and E. ewingii Nebraska Department of Health and Human Services Long 32 10 0 003 0 1000 Pools Ehrlichiosis_Rate Ehrlichiosis Positivity Rate Simple rate of the number of pools confirmed for Ehrlichiosis-causing pathogens, including E. chaffeensis and E. ewingii, over the total number of pools confirmed or negative for Ehrlichiosis-causing pathogens Nebraska Department of Health and Human Services Double 8 0 0 003 0 1 SpottedFever_Negative Spotted Fever Negative Pools Number of pools negative for Spotted Fever-causing pathogens, including R. amblyommatis and Rickettsia Nebraska Department of Health and Human Services Long 32 10 0 003 0 1000 Pools SpottedFever_Confirmed Spotted Fever Confirmed Pools Number of pools confirmed for Spotted Fever-causing pathogens, including R. amblyommatis and Rickettsia Nebraska Department of Health and Human Services Long 32 10 0 003 0 1000 Pools SpottedFever_Total Spotted Fever Total Pools Total number of pools confirmed or negative for Spotted Fever-causing pathogens, including R. amblyommatis and Rickettsia Nebraska Department of Health and Human Services Long 32 10 0 003 0 1000 Pools SpottedFever_Rate Spotted Fever Positivity Rate Simple rate of the number of pools confirmed for Spotted Fever-causing pathogens, including R. amblyommatis and Rickettsia, over the total number of pools confirmed or negative for Spotted Fever-causing pathogens Nebraska Department of Health and Human Services Double 8 0 0 003 0 1 Tularemia_Negative Tularemia Negative Pools Number of pools negative for Tularemia-causing pathogens, including F. tularensis Nebraska Department of Health and Human Services Long 32 10 0 003 0 1000 Pools Tularemia_Confirmed Tularemia Confirmed Pools Number of pools confirmed for Tularemia-causing pathogens, including F. tularensis Nebraska Department of Health and Human Services 32 10 0 003 0 1000 Pools 0 Tularemia_Total Tularemia Total Pools Total number of pools confirmed or negative for Tularemia-causing pathogens, including F. tularensis Nebraska Department of Health and Human Services Long 32 10 0 003 0 1000 Pools Tularemia_Rate Tularemia Positivity Rate Simple rate of the number of pools confirmed for Tularemia-causing pathogens, including F. tularensis, over the total number of pools confirmed or negative for Tularemia-causing pathogens Nebraska Department of Health and Human Services Double 8 0 0 003 0 1 Borrelia_Negative Borrelia Lonestari Disease Negative Pools Number of pools negative for Borrelia Lonestari Disease-causing pathogens, including B. lonestari Nebraska Department of Health and Human Services Long 32 10 0 003 0 1000 Pools Borrelia_Confirmed Borrelia Lonestari Disease Confirmed Pools Number of pools confirmed for Borrelia Lonestari Disease-causing pathogens, including B. lonestari Nebraska Department of Health and Human Services Long 32 10 0 003 0 1000 Pools Borrelia_Total Borrelia Lonestari Disease Total Pools Total number of pools confirmed or negative for Borrelia Lonestari Disease-causing pathogens, including B. lonestari Nebraska Department of Health and Human Services Long 32 10 0 003 0 1000 Pools Borrelia_Rate Borrelia Lonestari Disease Positivity Rate Simple rate of the number of pools confirmed for Borrelia Lonestari Disease-causing pathogens, including B. lonestari, over the total number of pools confirmed or negative for Borrelia Lonestari Disease-causing pathogens Nebraska Department of Health and Human Services Double 8 0 0 003 0 1 Heartland_Negative Heartland Virus Negative Pools Number of pools negative for Heartland Virus-causing pathogens, including Heartland Virus Nebraska Department of Health and Human Services Long 32 10 0 003 0 1000 Pools Heartland_Confirmed Heartland Virus Confirmed Pools Number of pools confirmed for Heartland Virus-causing pathogens, including Heartland Virus Nebraska Department of Health and Human Services 32 10 0 003 0 1000 Pools 0 Heartland_Total Heartland Virus Total Pools Total number of pools confirmed or negative for Heartland Virus-causing pathogens, including Heartland Virus Nebraska Department of Health and Human Services Long 32 10 0 003 0 1000 Pools Heartland_Rate Heartland Virus Positivity Rate Simple rate of the number of pools confirmed for Heartland Virus-causing pathogens, including Heartland Virus, over the total number of pools confirmed or negative for Heartland Virus-causing pathogens Nebraska Department of Health and Human Services Double 8 0 0 003 0 1 Bourbon_Negative Bourbon Virus Negative Pools Number of pools negative for Bourbon Virus-causing pathogens, including Bourbon Virus Nebraska Department of Health and Human Services Long 32 10 0 003 0 1000 Pools Bourbon_Confirmed Bourbon Virus Confirmed Pools Number of pools confirmed for Bourbon Virus-causing pathogens, including Bourbon Virus Nebraska Department of Health and Human Services Long 32 10 0 003 0 1000 Pools Bourbon_Total Bourbon Virus Total Pools Total number of pools confirmed or negative for Bourbon Virus-causing pathogens, including Bourbon Virus Nebraska Department of Health and Human Services Long 32 10 0 003 0 1000 Pools Bourbon_Rate Bourbon Virus Positivity Rate Simple rate of the number of pools confirmed for Bourbon Virus-causing pathogens, including Bourbon Virus, over the total number of pools confirmed or negative for Bourbon Virus-causing pathogens Nebraska Department of Health and Human Services 8 0 0 003 0 1 0 P_Ehrlichiosis Ehrlichiosis Maximum Likelihood Estimate Maximum Likelihood Estimate for Ehrlichiosis-causing pathogens, including E. chaffeensis and E. ewingii. The Maximum Likelihood Estimate describes the most probable infection rate within the tick population based on the size and positivity of tick pools tested for pathogens. It can be interpreted as the estimated number of ticks confirmed for the pathogens per 100 ticks tested. Nebraska Department of Health and Human Services Double 8 0 0 003 0 100 Percent P_Tularemia Tularemia Maximum Likelihood Estimate Maximum Likelihood Estimate for Tularemia-causing pathogens, including F. tularensis. The Maximum Likelihood Estimate describes the most probable infection rate within the tick population based on the size and positivity of tick pools tested for pathogens. It can be interpreted as the estimated number of ticks confirmed for the pathogens per 100 ticks tested. Nebraska Department of Health and Human Services Double 8 0 0 003 0 100 Percent P_SpottedFever Spotted Fever Maximum Likelihood Estimate Maximum Likelihood Estimate for Spotted Fever-causing pathogens, including R. amblyommatis and Rickettsia. The Maximum Likelihood Estimate describes the most probable infection rate within the tick population based on the size and positivity of tick pools tested for pathogens. It can be interpreted as the estimated number of ticks confirmed for the pathogens per 100 ticks tested. Nebraska Department of Health and Human Services Double 8 0 0 003 0 100 Percent P_Heartland Heartland Virus Maximum Likelihood Estimate Maximum Likelihood Estimate for Heartland Virus-causing pathogens, including Heartland Virus. The Maximum Likelihood Estimate describes the most probable infection rate within the tick population based on the size and positivity of tick pools tested for pathogens. It can be interpreted as the estimated number of ticks confirmed for the pathogens per 100 ticks tested. Nebraska Department of Health and Human Services Double 8 0 0 003 0 100 Percent P_Bourbon Bourbon Virus Maximum Likelihood Estimate Maximum Likelihood Estimate for Bourbon Virus-causing pathogens, including Bourbon Virus. The Maximum Likelihood Estimate describes the most probable infection rate within the tick population based on the size and positivity of tick pools tested for pathogens. It can be interpreted as the estimated number of ticks confirmed for the pathogens per 100 ticks tested. Nebraska Department of Health and Human Services Double 8 0 0 003 0 100 Percent P_Borrelia Borrelia Lonestari Disease Maximum Likelihood Estimate Maximum Likelihood Estimate for Borrelia Lonestari Disease-causing pathogens, including B. lonestari. The Maximum Likelihood Estimate describes the most probable infection rate within the tick population based on the size and positivity of tick pools tested for pathogens. It can be interpreted as the estimated number of ticks confirmed for the pathogens per 100 ticks tested. Nebraska Department of Health and Human Services Double 8 0 0 003 0 100 Percent Lower_Ehrlichiosis Lower Bound of Ehrlichiosis Maximum Likelihood Estimate Confidence Interval Lower bound of the Likelihood Ratio Test-based 95% confidence interval for the Maximum Likelihood Estimate for Ehrlichiosis-causing pathogens, including E. chaffeensis and E. ewingii Nebraska Department of Health and Human Services Double 8 0 0 003 0 100 Percent Lower_Tularemia Lower Bound of Tularemia Maximum Likelihood Estimate Confidence Interval Lower bound of the Likelihood Ratio Test-based 95% confidence interval for the Maximum Likelihood Estimate for Tularemia-causing pathogens, including F. tularensis Nebraska Department of Health and Human Services 8 0 0 003 0 100 Percent 0 Lower_SpottedFever Lower Bound of Spotted Fever Maximum Likelihood Estimate Confidence Interval Lower bound of the Likelihood Ratio Test-based 95% confidence interval for the Maximum Likelihood Estimate for Spotted Fever-causing pathogens, including R. amblyommatis and Rickettsia Nebraska Department of Health and Human Services 8 0 0 003 0 100 Percent 0 Lower_Heartland Lower Bound of Heartland Virus Maximum Likelihood Estimate Confidence Interval Lower bound of the Likelihood Ratio Test-based 95% confidence interval for the Maximum Likelihood Estimate for Heartland Virus-causing pathogens, including Heartland Virus Nebraska Department of Health and Human Services Double 8 0 0 003 0 100 Percent Lower_Bourbon Lower Bound of Bourbon Virus Maximum Likelihood Estimate Confidence Interval Lower bound of the Likelihood Ratio Test-based 95% confidence interval for the Maximum Likelihood Estimate for Bourbon Virus-causing pathogens, including Bourbon Virus Nebraska Department of Health and Human Services 8 0 0 003 0 100 Percent 0 Lower_Borrelia Lower Bound of Borrelia Lonestari Disease Maximum Likelihood Estimate Confidence Interval Lower bound of the Likelihood Ratio Test-based 95% confidence interval for the Maximum Likelihood Estimate for Borrelia Lonestari Disease-causing pathogens, including B. lonestari Nebraska Department of Health and Human Services Double 8 0 0 003 0 100 Percent Upper_Ehrlichiosis Upper Bound of Ehrlichiosis Maximum Likelihood Estimate Confidence Interval Upper bound of the Likelihood Ratio Test-based 95% confidence interval for the Maximum Likelihood Estimate for Ehrlichiosis-causing pathogens, including E. chaffeensis and E. ewingii Nebraska Department of Health and Human Services Double 8 0 0 003 0 100 Percent Upper_Tularemia Upper Bound of Tularemia Maximum Likelihood Estimate Confidence Interval Upper bound of the Likelihood Ratio Test-based 95% confidence interval for the Maximum Likelihood Estimate for Tularemia-causing pathogens, including F. tularensis Nebraska Department of Health and Human Services 8 0 0 003 0 100 Percent 0 Upper_SpottedFever Upper Bound of Spotted Fever Maximum Likelihood Estimate Confidence Interval Upper bound of the Likelihood Ratio Test-based 95% confidence interval for the Maximum Likelihood Estimate for Spotted Fever-causing pathogens, including R. amblyommatis and Rickettsia Nebraska Department of Health and Human Services Double 8 0 0 003 0 100 Percent Upper_Heartland Upper Bound of Heartland Virus Maximum Likelihood Estimate Confidence Interval Upper bound of the Likelihood Ratio Test-based 95% confidence interval for the Maximum Likelihood Estimate for Heartland Virus-causing pathogens, including Heartland Virus Nebraska Department of Health and Human Services Double 8 0 0 003 0 100 Percent Upper_Bourbon Upper Bound of Bourbon Virus Maximum Likelihood Estimate Confidence Interval Upper bound of the Likelihood Ratio Test-based 95% confidence interval for the Maximum Likelihood Estimate for Bourbon Virus-causing pathogens, including Bourbon Virus Nebraska Department of Health and Human Services Double 8 0 0 003 0 100 Percent Upper_Borrelia Upper Bound of Borrelia Lonestari Disease Maximum Likelihood Estimate Confidence Interval Upper bound of the Likelihood Ratio Test-based 95% confidence interval for the Maximum Likelihood Estimate for Borrelia Lonestari Disease-causing pathogens, including B. lonestari Nebraska Department of Health and Human Services Double 8 0 0 003 0 100 Percent OBJECTID OBJECTID Internal feature number. Esri OID 4 10 0 003 Sequential unique whole numbers that are automatically generated. NAMELSAD County Name County Name State of Nebraska String 20 0 0 012 State of Nebraska County Names State of Nebraska establishmentStatus Establishment Status The establishment status for Lone Star Ticks in a given county Centers for Disease Control and Prevention String 255 0 0 009 Not Sampled No tick collection has been performed during this year or a previous year for this county Centers for Disease Control and Prevention No Known Populations No ticks have been collected during this year or a previous year for this county Centers for Disease Control and Prevention Reported One to five ticks from the same life stage (larvae, nymphs, adults) have been collected during this year or a previous year for this county Centers for Disease Control and Prevention Established At least six total ticks or ticks from two or more life stages (larvae, nymphs, adults) have been collected during this year or a previous year for this county Centers for Disease Control and Prevention Shape Shape Geometry information for the feature Esri Geometry 0 0 0 012 Binary large object Rickettsia_Negative Rickettsia Negative Pools Number of pools negative for Rickettsia Nebraska Department of Health and Human Services Long 32 10 0 003 0 1000 Pools Rickettsia_Confirmed Rickettsia Confirmed Pools Number of pools confirmed for Rickettsia Nebraska Department of Health and Human Services Long 32 10 0 003 0 1000 Pools Rickettsia_Total Rickettsia Total Pools Total number of pools confirmed or negative for Rickettsia Nebraska Department of Health and Human Services Long 32 10 0 003 0 1000 Pools Rickettsia_Rate Rickettsia Positivity Rate Simple rate of the number of pools confirmed for Rickettsia over the total number of pools confirmed or negative for Rickettsia Nebraska Department of Health and Human Services Double 8 0 0 003 0 1 ESPG 93