County · Illinois
Johnson County
Population 13,363 · Census Bureau Vintage-2025 estimate
Last scored Jul 13, 2026 · Data may be stale
Composite · JPAS tier readings
Power
Power reads 83 of 100, sourced evidence. Power measures grid capacity, interconnection-queue depth, generation mix, retail price and substation density. Interconnection-queue depth is an estimated roll-up (EST); queue vintage PJM 2026-04-28, CAISO 2025-02-12.
Politics
Regulatory reads 100 of 100, sourced evidence. Regulatory measures air-quality designation under the Clean Air Act and commercial permitting activity. Regulatory is evidenced by air-quality designation and permitting activity; a county absent from EPA's nonattainment list reads as attainment. Attainment here is by absence of an EPA designation; EPA's county list is complete, so absence reads as attainment.
Community reads 72 of 100, sourced evidence. Community measures enacted moratoria, pending legislation and farmland share as signals of local consent.
Incentives reads 100 of 100, estimated evidence. Incentives measures state program baselines and disclosed awards for data-center and industrial projects.
Resources
Water reads 65 of 100, sourced evidence. Water measures drinking-water system health, basin stress, streamflow and groundwater conditions.
Real estate / site reads 53 of 100, sourced evidence. Real estate / site measures developable land share, convertible sites, substation hosting and permit velocity.
Environmental reads 46 of 100, sourced evidence. Environmental measures FEMA hazard risk across riverine, coastal, wind, wildfire and related perils.
Labor reads 60 of 100, sourced evidence. Labor measures electrician depth, wages, unemployment and prevailing-wage floors in the county labor market.
Connectivity
Connectivity is not yet activated as a brief section; the Network tier reading is shown.
Network reads 92 of 100, sourced evidence. Network measures broadband availability, fiber and middle-mile programs, and exchange-point proximity.
Density · JDS
Density · Minimal · 6 of 100
Data-center density is absent in this county (JDS Minimal, 6 of 100). County grain: computed from facilities, construction and permitted projects resolved to this county.
Trajectory · JTS
- ModeledJTS-01 Trajectory rate of change — rising — Modeled — covers 2026 Posture-series attributes were computed over an eight-week window that spans Faraday methodology changes; they partly measure recompute churn, not jurisdiction behaviour.
- SpeculativeJTS-02 Inflection points — rising — Speculative — covers 2026 Posture-series attributes were computed over an eight-week window that spans Faraday methodology changes; they partly measure recompute churn, not jurisdiction behaviour.
- ModeledJTS-03 Trajectory volatility — rising — Modeled — covers 2026 Posture-series attributes were computed over an eight-week window that spans Faraday methodology changes; they partly measure recompute churn, not jurisdiction behaviour.
- SpeculativeJTS-04 Momentum — rising — Speculative — covers 2026 Posture-series attributes were computed over an eight-week window that spans Faraday methodology changes; they partly measure recompute churn, not jurisdiction behaviour.
- SpeculativeJTS-05 Forecast confidence decay — rising — Speculative — covers 2026 Posture-series attributes were computed over an eight-week window that spans Faraday methodology changes; they partly measure recompute churn, not jurisdiction behaviour.
- ModeledJTS-07 Utility capital investment trend — rising — Modeled — covers 2020–2025
Windows held: 2026 · 2020–2025. Direction and evidence label only; horizons extend only as data lands.
Water & Cooling Readiness
Water posture inferred from statewide data; no jurisdiction-level water measurement is available.
Gauge data courtesy of the U.S. Geological Survey
JPS Score Breakdown · Jurisdiction Posture Score
Per-dimension posture values are not yet published for this jurisdiction.
Infrastructure Map
Faraday's Read
Johnson County, Illinois currently carries a Mixed posture tier with a composite score of 45, though the underlying dimensional breakdown is not populated in the record. The attribute evidence base is rated Good on quality (75.5) but only Medium on completeness (54.33), with environmental, water, network, and labor categories showing the most attributes and sourced-level confidence, while incentive and regulatory categories are thin, resting on single estimated-confidence attributes. No data-center facilities are currently on record for the jurisdiction, and development density scoring is unscored/null, so any read on existing build-out or pipeline maturity remains unknown rather than absent by inference. The forecast direction is listed as stable, but confidence in that forecast is unscored, so it should be treated as a placeholder rather than a validated trend. Overall, the jurisdiction appears reasonably well-documented on environmental and infrastructure-adjacent attributes, but the incentive and regulatory picture, along with facility-level activity, remains largely unverified based on the available data.
Gilbert Faraday · Jul 17, 2026
Recent Signals
No signal events in the past 30 days for this jurisdiction.