TowerWatch · Wildfire-Resilience Microgrid Program
A statewide screening engine that fuses fire-perimeter exposure, critical-care facilities, water infrastructure, and the distribution grid to find where distributed resilience — islandable microgrids and backup generation — merits evaluation. It is decision support for siting, not a build recommendation.
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Every number carries its provenance — we never present a modeled value as observed:
Missing data lowers a site's confidence; it is never imputed as zero.
Every acute-care hospital in California is scored across five geospatial dimensions — wildfire exposure, criticality of the facility, proximity to water/wastewater infrastructure, distribution-grid interconnect feasibility, and the consequence of an outage. The composite score ranks sites; high-scoring clusters within fire-exposed distribution territory are surfaced as resilience investigation zones (RIZ).
Where multiple high-priority sites and substations co-locate inside a RIZ, the engine proposes a microgrid candidate — a footprint worth a detailed engineering and economic study. An economic-priority index weights each site for portfolio triage.
Real microgrids fail when their only value is backup power. In the Oakland EcoBlock case, the community-microgrid tariff (CMET) paid value only during outages — “no value during blue sky” — and a residential, retrofit project never penciled out. The projects that do pencil share specific traits, and this engine screens for exactly those:
A dense urban core can score high on need yet have no room to install solar, storage, and switchgear — so the engine deprioritizes over-developed sites and favors campuses and sites with open land.
The strongest buildability case is post-disaster rebuild. Where a wildfire has
destroyed an area — including its electric distribution system — the grid
must be rebuilt anyway, so distributed resilience can be designed in from the
start. That is new construction, not retrofit (the cheaper side of the EcoBlock
lesson), during an open rebuild decision window. (The Palisades burn is one such
example, not a target.) The engine carries a rebuild_active flag to surface
these zones once parcel/permit rebuild data is wired.
Grounding: “Why a Microgrid Didn't Pencil Out in this California Advanced Energy Community” — Microgrid Knowledge (Oakland EcoBlock).
Hospitals are grouped by county; this list shows the highest-scoring hospital in each county, so a single county's many hospitals don't crowd out the rest of the state. "+N in county" is how many other hospitals the entry represents.
| # | Facility | City | County | Score | Wildfire | EPI |
|---|---|---|---|---|---|---|
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