What ChargerGrade did Sierra Way Plaza receive?

Sierra Way Plaza received a B, or 76 out of 100, under the published resilience formula.

How many DC fast ports are listed at Sierra Way Plaza?

The September 16, 2026 AFDC snapshot lists 2 DC fast ports at this location.

Does ChargerGrade measure charger uptime?

No. ChargerGrade measures recorded redundancy and fallback strength; it does not have station-level session success or historical uptime data.

Sierra Way Plaza Charger Reliability & Backup Grade

Sierra Way Plaza

This public DC fast-charging location received grade B (76/100) from 2 listed ports, 49 alternative sites within 10 miles, access hours, connectors, and the September 16, 2026 AFDC snapshot.

3993 N Sierra Way, San Bernardino, CA 92405

This station earns a B because its physical redundancy and nearby fallbacks are strong. This is a resilience estimate—not measured uptime.

THE INSPECTION CARD

Why Sierra Way Plaza scored 76

Sierra Way Plaza received grade B (76/100) from 2 listed DC fast ports, 49 nearby fallback sites, 18 other nearby networks, and listed 24/7 access.

Official statusAvailable20/20

Port redundancy2 DC fast ports6/25

Around-the-clock access24/7 listed15/15

Nearby fallbacks49 sites within 10 miles15/15

Network diversity18 other networks within 25 miles10/10

Connector coverageCCS, CHAdeMO5/10

Record freshnessUpdated 0 days before snapshot5/5

Before you drive

AFDC is a planning dataset, not a live operations feed. Confirm connector compatibility, pricing and current availability in the operator’s app.

Fast-charging fallbacks near Sierra Way Plaza

AFDC lists 6 alternative DC fast-charging sites within 25 straight-line miles of Sierra Way Plaza; the nearest listed alternative is 2.4 miles away.

Station	Distance	Capacity	Status
1108 W Highland AveSHELL_RECHARGE	2.4 mi	6 ports	Temporarily unavailable
GM Oil Site 76 Chevron San BernardinoRED_E	2.7 mi	2 ports	Available
G&M OIL G&M #76ChargePoint Network	2.7 mi	1 port	Available
Marshall PlazaeVgo Network	4.4 mi	8 ports	Available
DEPOT EAST LOT DC 2ChargePoint Network	4.4 mi	1 port	Available
DEPOT EAST LOT DC 1ChargePoint Network	4.4 mi	1 port	Available