信息来源及本页面的构建方式
本页每个数据均标明其来源及该来源最后同步或核对的日期。除所示计数外，不作任何评分、排名或推断。
数据读取自 Local Team 研究数据库，日期为 2026-11-02。以下每一层数据均标注其发布方自己的日期。估价区地块信息不予显示；此处任何内容均不识别业主身份。
- USDA NRCS soil survey (SSURGO) · USDA NRCS (SSURGO via Soil Data Access) · 数据截至 2025-09-05 · 覆盖范围：Travis TX453, Williamson TX491, Comal+Hays TX604 (includes Comal County), Bastrop TX021, Caldwell TX055 · US Government public domain (USDA NRCS) · 来源 ↗
- City of Austin zoning · City of Austin (Planning) · 获取于 2026-09-30 · 覆盖范围：City of Austin and surrounding counties layer · City of Austin open data terms · 来源 ↗
- TCEQ Edwards Aquifer map · Texas Commission on Environmental Quality (Edwards Aquifer official maps) · 获取于 2026-09-30 · 覆盖范围：polygons intersecting the five-county envelope · Texas state public data · 来源 ↗
- Geologic Atlas of Texas · Bureau of Economic Geology, University of Texas at Austin (Geologic Atlas of Texas, enriched v2) · 获取于 2026-09-30 · 覆盖范围：polygons intersecting the five county envelopes (overlaps neighbouring counties), deduplicated · BEG/UT Austin public data; cite the Geologic Atlas of Texas · 来源 ↗
- USGS National Hydrography Dataset · U.S. Geological Survey (National Hydrography Dataset, large scale 1:24,000 and finer) · 数据截至 2022-09-27 · 覆盖范围：Stream/river (460), artificial path (558) and canal/ditch (336) flowlines intersecting the five counties · Public domain (USGS); credit USGS National Map · 来源 ↗
- PUC sewer service areas (CCN) · Public Utility Commission of Texas (CCN sewer service areas) · 数据截至 2026-07-14 · 覆盖范围：CCN polygons whose COUNTY list includes Travis, Williamson, Hays, Bastrop or Caldwell · Texas state public data (PUC) · 来源 ↗
- PUC water service areas (CCN) · Public Utility Commission of Texas (CCN water service areas) · 数据截至 2026-07-14 · 覆盖范围：CCN polygons whose COUNTY list includes Travis, Williamson, Hays, Bastrop or Caldwell · Texas state public data (PUC) · 来源 ↗
- Railroad Commission well locations · Railroad Commission of Texas (Digital Map Data, Well Layers by County) · 数据截至 2026-09-26 · 覆盖范围：Oil, gas, injection, plugged and other RRC-permitted well surface locations in Travis, Williamson, Hays, Bastrop, Caldwell counties · RRC free public data download (no account); RRC states its data as-is with no warranty. Only RRC's own free county files are used; the licensed survey/land-grid layers are not. · 来源 ↗
- FEMA National Flood Hazard Layer · FEMA (National Flood Hazard Layer, S_FLD_HAZ_AR) · 数据截至 2026-06-10 · 覆盖范围：Travis, Williamson, Hays, Bastrop, Caldwell TX (DFIRM_ID 48453C/48491C/48209C/48021C/48055C; digital coverage present for all five) · US Government public domain (FEMA open data) · 来源 ↗
- USGS PAD-US protected areas · USGS Gap Analysis Project, PAD-US 4.1 · 数据截至 2026-04-22 · 覆盖范围：TX protected areas intersecting the 5 counties · Public domain (USGS); cite PAD-US. · 来源 ↗
- NOAA Storm Prediction Center reports · NOAA Storm Prediction Center SVRGIS (hail 1955-, wind 1955-, tornado 1950-) · 数据截至 2025-12-31 · 覆盖范围：5 counties (reports whose start point or county codes fall in the counties) · Public domain (NOAA / NWS). · 来源 ↗
- Texas Bond Review Board (tax rates reported with local debt) · Texas Bond Review Board · 数据截至 2026-09-10 · 覆盖范围：Local government debt outstanding by issuance and fiscal year for issuers in the five counties (districts, cities, counties, school districts) · Bond Review Board open data on data.texas.gov (Public Domain). · 来源 ↗
- City of Austin floodplain model · City of Austin Watershed Protection Department · 数据截至 2023-04-27 · 覆盖范围：Greater Austin (city limits and ETJ), not the full five counties · City of Austin open data (public) · 来源 ↗
- TEA campus locations · Texas Education Agency (campus directory / accountability campus layer) · 数据截至 2026-09-24 · 覆盖范围：Campuses within about 3 km of the five counties (includes charter campuses) · TEA public GIS open data; no explicit license on the ArcGIS item (attribute TEA) · 来源 ↗
- TCEQ water district boundaries · Texas Commission on Environmental Quality · 数据截至 2026-09-30 · 覆盖范围：TCEQ-registered water districts (MUD, WCID, FWSD, SUD, WID, LID, MMD, GCD, river authorities) in Travis, Williamson, Hays, Bastrop and Caldwell counties · TCEQ open data (data.texas.gov directory; public ArcGIS MapServer); no license stated. Public information of a Texas state agency. · 来源 ↗
- City of Austin zoning cases · City of Austin (Development Services) · 数据截至 2026-09-30 · 覆盖范围：City of Austin · City of Austin open data terms · 来源 ↗
- CapMetro GTFS schedules · Capital Metropolitan Transportation Authority (CapMetro) · 数据截至 2026-08-26 · 覆盖范围：CapMetro service area (Austin metro; stops mainly in Travis, Williamson, Hays counties) · CapMetro developer data terms (capmetro.org/developer; Texas open-data portal license SEE_TERMS_OF_USE); attribute CapMetro · 来源 ↗
- OpenFEMA NFIP claims by ZIP · FEMA OpenFEMA (FimaNfipClaims v2 and FimaNfipPolicies v2) · 数据截至 2026-06-01 · 覆盖范围：5 counties, by reported ZIP and year · OpenFEMA terms: free to use, attribute FEMA, no warranty; redacted records. · 来源 ↗
- Railroad Commission pipelines · Railroad Commission of Texas (Digital Map Data, Pipeline Layers by County) · 数据截至 2026-09-26 · 覆盖范围：Operator-reported pipeline segments (gas/liquid gathering and transmission, including abandoned) in the five counties · RRC free public data download (no account); RRC states its data as-is with no warranty · 来源 ↗
- TEA school district boundaries · Texas Education Agency (boundaries compiled by Texas Legislative Council GIS staff from appraisal districts) · 数据截至 2026-04-30 · 覆盖范围：Districts intersecting Travis, Williamson, Hays, Bastrop, Caldwell counties · TEA public GIS open data; no explicit license on the ArcGIS item (attribute TEA) · 来源 ↗
- TEA accountability ratings · Texas Education Agency · 数据截至 2026-06-14 · 覆盖范围：Districts and campuses in Travis, Williamson, Hays, Bastrop and Caldwell counties · TEA open data; no license stated. Public information of a Texas state agency. · 来源 ↗
- TxDOT Roadway Inventory · Texas Department of Transportation (Roadway Inventory, GRID) · 数据截至 2026-09-23 · 覆盖范围：On-system and off-system public road sections, functional class 1-6 (local streets excluded), in the five counties · TxDOT Open Data portal; public, attribute TxDOT, no warranty · 来源 ↗
- Austin Transit Partnership light rail plan · Austin Transit Partnership (Project Connect light rail) · 数据截至 2026-07-23 · 覆盖范围：Austin light rail routes and stations (phase 1 and future extensions) · ATP public GIS (ArcGIS); no explicit license on the item (attribute Austin Transit Partnership) · 来源 ↗
- City development cases · City planning departments: Leander, San Marcos, Round Rock, Buda, Pflugerville, Kyle · 获取于 2026-09-30 · 覆盖范围：each city's jurisdiction; Georgetown and Cedar Park publish no case layer · Public records from city portals; attribute the city. · 来源 ↗
- TxDOT Project Tracker · Texas Department of Transportation (Project Tracker) · 数据截至 2026-09-30 · 覆盖范围：Non-cancelled TxDOT projects (planning through construction) in the five counties · TxDOT Open Data portal; public, attribute TxDOT, no warranty · 来源 ↗
- USGS 3DEP elevation · U.S. Geological Survey (3D Elevation Program via Elevation Point Query Service) · 获取于 2026-09-30 · 覆盖范围：On demand for any point in the U.S.; cached per ~1 m point in research.elevation_cache · Public domain (USGS) · 来源 ↗
- City of Austin watershed regulation areas · City of Austin · 获取于 2026-09-30 · 覆盖范围：Austin jurisdiction (city and ETJ) · City of Austin open data (public) · 来源 ↗
- OpenFEMA NFIP claims by tract · FEMA OpenFEMA (FimaNfipClaims v2 and FimaNfipPolicies v2) · 数据截至 2026-06-01 · 覆盖范围：5 counties, by census tract and year · OpenFEMA terms: free to use, attribute FEMA, no warranty; redacted records. · 来源 ↗
- City of Austin jurisdiction boundaries · City of Austin (Geospatial Services / GIS Division) · 获取于 2026-09-30 · 覆盖范围：City of Austin full-purpose/limited-purpose/ETJ and neighbouring cities' boundaries and ETJs in the Austin area · City of Austin open data; acknowledgment of the City of Austin GIS Division requested · 来源 ↗
- Texas Comptroller special-district tax rates · Texas Comptroller of Public Accounts (Property Tax Assistance Division) · 数据截至 2026-01-28 · 覆盖范围：Special districts taxing in Travis, Williamson, Hays, Bastrop and Caldwell counties (appraisal district county codes 227, 246, 105, 11, 28) · Comptroller published data; no license stated. Public information of a Texas state agency. · 来源 ↗
- HIFLD electric substations · DHS HIFLD electric substations ('HIFLD Substations 1_9_25' archive copy) · 数据截至 2025-01-09 · 覆盖范围：substations in the 5 counties · HIFLD Open (public); attribute HIFLD. · 来源 ↗
- NOAA NCEI Storm Events · NOAA NCEI Storm Events Database (details files 1950-2026) · 数据截至 2026-09-18 · 覆盖范围：county-type rows for the 5 counties · Public domain (NOAA / NWS). · 来源 ↗
- CAMPO 2050 Regional Transportation Plan · Capital Area Metropolitan Planning Organization (CAMPO) · 数据截至 2026-06-17 · 覆盖范围：RTP projects intersecting the 5 counties · Public government data; attribute CAMPO. · 来源 ↗
- CAPCOG city limits · Capital Area Council of Governments (CAPCOG) 911 · 数据截至 2026-09-10 · 覆盖范围：municipalities in the 5 counties · Public government data (CAPCOG Regional Open Data); attribute CAPCOG. · 来源 ↗
- TxDOT traffic counts (AADT) · Texas Department of Transportation (TPP Traffic Analysis) · 数据截至 2026-08-26 · 覆盖范围：AADT history (up to 20 years) for the stations in txdot_aadt_stations · TxDOT Open Data portal; public, attribute TxDOT, no warranty · 来源 ↗
- City future land-use maps · City GIS departments: Pflugerville, Buda, Round Rock, Georgetown, Leander, Cedar Park, San Marcos · 获取于 2026-09-30 · 覆盖范围：each city's planning area; Kyle publishes none · Public records from city open-data portals / REST endpoints; terms per city, attribute the city. · 来源 ↗
- HIFLD transmission lines · DHS HIFLD (Homeland Infrastructure Foundation-Level Data), electric power transmission lines, as mirrored by a federal ArcGIS archive · 数据截至 2026-05-19 · 覆盖范围：lines intersecting the 5 counties · HIFLD Open (public); some source records originate from licensed or OSM data, attribute HIFLD. · 来源 ↗
- FCC Broadband Data Collection · Federal Communications Commission · 数据截至 2026-06-30 · 覆盖范围：FCC H3 hexagon around the home · US government public data · 来源 ↗
- City of Austin issued construction permits and site plans (open data) · City of Austin 开放数据门户
公交时刻表：CapMetro GTFS，依据 CapMetro 开发者条款使用；时刻表会变动，依赖某条线路前请先查看 capmetro.org。本内容不构成地产测量图（survey）、产权查询、保险认定或学校分配。
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