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All stationsMissouriSt. LOUIS
MO-728063

NPS MWRO: ULSG - Maintenance Building

7400 Grand Rd, St. LOUIS, MO, 63123

NPS MWRO: ULSG - Maintenance Building is a natl park in St. LOUIS, MO with 1 Level 2 charging port, not on a charging network. Charging power is not listed for this location; Level 2 chargers are typically 6 to 11 kW, which adds roughly 20 to 40 miles of range per hour for a typical EV. 24 hours daily. By appointment. Listing data from NREL, last confirmed January 2026.

Own this location? This page was built from public charging data. Claim it free to add photos, set hours and pricing, and respond to drivers.Claim this location
no photos uploaded
🌐Imported from open data
📍Natl park
📅Open since 2021
🚚Fits Light-duty (cars, SUVs)
Max power
—
AC Level 2
Ports
1
port
Hours
24/7
24 hours daily
Pricing
—

Stations & ports

1 station · 1 port
NPS MWRO: ULSG - Maintenance Building · L2 J1772
Non-Networked
AC L2

Rating not listed. Level 2 chargers are typically 6 to 11 kW. That adds roughly 20 to 40 miles of range per hour for a typical EV.

1AJ1772

Estimated charging time

Level 2 (AC) · typical 7.2 kW
~8 h 6 min

For a typical EV (75 kWh battery) charging from 10% to 80%. Real-world times vary with vehicle, temperature, and station load. Estimate for your EV →

7400 Grand Rd · St. LOUIS, MO · 63123

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Frequently asked questions

Where is NPS MWRO: ULSG - Maintenance Building located?
NPS MWRO: ULSG - Maintenance Building is located at 7400 Grand Rd, St. LOUIS, MO.
What kind of charging does NPS MWRO: ULSG - Maintenance Building offer?
NPS MWRO: ULSG - Maintenance Building offers Level 2 (AC) charging. There is 1 charging station and 1 total ports at this location.
How long does it take to charge an EV at NPS MWRO: ULSG - Maintenance Building?
A typical EV with a 75 kWh battery charging from 10% to 80% takes about 8 h 6 min on a typical 7.2 kW Level 2 (AC) charging at NPS MWRO: ULSG - Maintenance Building. Actual times vary with vehicle, temperature, and station load.
What are NPS MWRO: ULSG - Maintenance Building's charging hours?
24 hours daily
Can anyone use the chargers at NPS MWRO: ULSG - Maintenance Building?
NPS MWRO: ULSG - Maintenance Building is listed as by appointment access (Government use only) — check the details before visiting. NREL lists it as workplace charging, mainly for employees.
Is the NPS MWRO: ULSG - Maintenance Building listing owner-managed?
Not yet. This page was generated from open charging data (NREL) and is refreshed by SpotCharge's weekly sync. If you own or operate this location, you can claim the listing for free and manage it directly.

Area electrification status

Missouri · 2024
Plug-in vehicles
51K
#25 in US
Battery-electric
34K
67% of fleet
EVs per public port
14.9
3,418 ports listed

As of 2024, Missouri had 51,000 plug-in vehicles registered — 34,200 fully battery-electric (67%) and 16,800 plug-in hybrid (33%). That ranks Missouri #25 nationally and represents about 0.8% of all US plug-in registrations.

Across 3,418 publicly-listed ports in Missouri (2,043 Level 2 and 1,375 DC fast), that works out to roughly 14.9 EVs per public port and 24.9 BEVs per DC fast port.

Missouri has comparatively strong public charging coverage today. Listing here keeps your stations visible as more Missouri drivers switch to electric.

Source: AFDC (data from Experian Information Solutions) · See full Missouri market data →

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MERCYHOSPSTL STATION 3

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MERCYHOSPSTL STATION 4

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Level 2ChargePoint
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Details
Hours
24 hours daily
Network
Non-networked
Access
By appointment · Government use only
Workplace charging, mainly for employees · From NREL
Ownership
Federal government
From NREL

Verified by NREL · 8 months ago

Data from NREL

Source data

Every field returned by the public data sources for this location, including empty values. For developers, AI agents, and curious drivers.

NREL Alternative Fuels Data Center75 fields▾

From U.S. DOE AFDC · Public domain

id196897
zip63123
citySt. LOUIS
plus4—
stateMO
ng_psi—
cng_psi—
countryUS
latitude38.551214
bd_blends—
longitude-90.351938
open_date2021-09-21
rd_blends—
ev_networkNon-Networked
ev_pricing—
updated_at2026-02-02T23:16:24Z
access_codeprivate
cng_has_rng—
lng_has_rng—
lpg_primary—
status_codeE
bd_blends_fr—
hy_is_retail—
hy_pressures—
hy_standards—
rd_blends_fr—
station_nameNPS MWRO: ULSG - Maintenance Building
ev_other_evse—
ev_pricing_fr—
expected_date—
facility_typeNATL_PARK
nps_unit_nameUlysses S. Grant National Historic Site
station_phone—
cards_accepted—
ev_dc_fast_num—
ev_network_web—
federal_agency
{
  "id": 16,
  "code": "DOI",
  "name": "Department of the Interior"
}
fuel_type_codeELEC
geocode_statusGPS
hy_status_link—
street_address7400 Grand Rd
funding_sources—
owner_type_codeFG
access_days_time24 hours daily
e85_blender_pump—
lpg_nozzle_types—
ng_vehicle_class—
related_stations—
cng_dispenser_num—
cng_total_storage—
cng_vehicle_class—
ev_charging_units
[
  {
    "network": "Non-Networked",
    "connectors": {
      "J1772": {
        "power_kw": null,
        "port_count": 1
      },
      "J3271": {
        "power_kw": null,
        "port_count": 0
      },
      "TESLA": {
        "power_kw": null,
        "port_count": 0
      },
      "CHADEMO": {
        "power_kw": null,
        "port_count": 0
      },
      "NEMA515": {
        "power_kw": null,
        "port_count": 0
      },
      "NEMA520": {
        "power_kw": null,
        "port_count": 0
      },
      "NEMA1450": {
        "power_kw": null,
        "port_count": 0
      },
      "J1772COMBO": {
        "power_kw": null,
        "port_count": 0
      }
    },
    "port_count": 1,
    "charging_level": "2",
    "funding_sources": []
  }
]
lng_vehicle_class—
ng_fill_type_code—
restricted_access—
access_detail_codeGOVERNMENT
cng_fill_type_code—
ev_connector_typesJ1772
ev_level1_evse_num—
ev_level2_evse_num1
access_days_time_fr—
date_last_confirmed2026-01-13
ev_renewable_source—
cng_renewable_source—
lng_renewable_source—
cng_total_compression—
ev_workplace_chargingYes
maximum_vehicle_classLD
rd_max_biodiesel_level—
groups_with_access_codePrivate - Government only
intersection_directions—
e85_other_ethanol_blends—
rd_blended_with_biodiesel—
groups_with_access_code_frPrivé - Réservé au gouvernement
intersection_directions_fr—
SpotCharge · Owner-listed EV charging