NC 374 · North Central

Cycle 03SEP2026 · 0 airports · 314 words · FAA Chart Supplement, verbatim

374 SOUTH DAKOTA

GREGORY MUNI/FLYNN FLD (9D1)

1 SE UTC–6(–5DT) N43º13.31´ W99º24.21´ 2175 B NOTAM FILE HON

RWY 13–31:

H3799X60 (ASPH) S–12.5 MIRL 0.3% up NW

RWY 13:

PAPI(P2L)—GA 3.0º TCH 31´.

RWY 31:

PAPI(P2L)—GA 3.0º TCH 32´.

SERVICE:

S2 FUEL 100LL, JET A LGT ACTIVATE MIRL Rwy 13–31 and PAPI Rwy 13 and Rwy 31—CTAF.

AIRPORT REMARKS:

Attended dawn–dusk.

AIRPORT MANAGER:

605-682-1086

COMMUNICATIONS:

CTAF/A

UNICOM 122.8 ®

MINNEAPOLIS CENTER APP/DEP CON 125.1 GCO 121.725 (4 clicks to

MINNEAPOLIS CENTER)

CLEARANCE DELIVERY PHONE:

For CD if una via GCO ctc Minneapolis ARTCC at 651-463-5588.

RADIO AIDS TO NAVIGATION:

NOTAM FILE MHE. MITCHELL (VL) (L) VORW/DME 114.15 MHE Chan 88(Y) N43º46.62´ W98º02.25´ 237º 68.3 NM to fld. 1298/4E. VOR unusable: 059º–075º byd 70 NM 165º–170º byd 47 NM 171º–175º byd 40 NM 183º–254º byd 40 NM blo 6,300´ 255º–271º byd 40 NM DME unusable: 178º–188º byd 40 NM 205º–217º byd 40

NM GROTON MUNI (2E6)

5 N UTC–6(–5DT) N45º32.02´ W98º05.64´ 1310 NOTAM FILE HON

RWY 18–36:

2500X100 (TURF)

RWY 18:

Thld dsplcd 300´.

RWY 36:

Thld dsplcd 300´.

AIRPORT REMARKS:

Unattended. Arpt not rcmdd for winter use. Arpt CLOSED Dec–Apr except PPR 605–397–8422. Rwy end 18: nstd mkgs. Rwy end 36: nstd mkgs.

AIRPORT MANAGER:

605-397-7458

COMMUNICATIONS:

CTAF 122.9

CLEARANCE DELIVERY PHONE:

For CD ctc Minneapolis ARTCC at 651-463-5588. HARDING CO (See BUFFALO on page 366) HAROLD DAVIDSON FLD (See VERMILLION on page 392)

HERREID MUNI (5T4)

1 N UTC–6(–5DT) N45º50.90´ W100º04.44´ 1725 NOTAM FILE HON

RWY 12–30:

H2230X200 (ASPH–TURF)

RWY 30:

Road.

AIRPORT REMARKS:

Unattended. Wildlife on and invof arpt. Rwy 12–30 marked with white & black tipped marker cones. Rwy 12 cultivation 80´ from thld. Rwy 12–30 center 30´ of rwy is asphalt.

AIRPORT MANAGER:

(605) 437-2302

COMMUNICATIONS:

CTAF 122.9

CLEARANCE DELIVERY PHONE:

For CD ctc Minneapolis ARTCC at 651-463-5588. OMAHA L–12H IAP TWIN CITIES TWIN CITIES NC, 3 SEP 2026 to 29 OCT 2026