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Waterloo Regional Airport
KALO ALO (Waterloo, IA)
Class D: Tower ranked #489 with 21,958 operations
Class D service 0600-2000; Other times Class E
Elevation: 873


RwySizeTypeCond.
12/308399x150AsphaltGood
18/366003x150Asphalt-concreteGood


Chart Supplement (pdf version)

WATERLOO RGNL (ALO)(KALO) P (ARNG) 4 NW UTC–6(–5DT) N42º33.51´ W92º24.06´
873 B ARFF Index—See Remarks NOTAM FILE ALO
RWY 12–30: H8399X150 (Grooved Asphalt) S–120, D–250, 2D–550, 2D/2D2–1120 PCR 513 F/B/X/T HIRL
RWY 12: MALSR. PAPI(P4L)—GA 3.0º TCH 57´. RVR–T Tree.
RWY 30: MALS. VASI(V4L)—GA 3.0º TCH 52´. RVR–R

RWY 18–36: H6003X150 (Grooved Asphalt-Concrete) S–120, D–222, 2D–377, 2D/2D2–889 PCR 202 F/B/X/T MIRL
RWY 18: Runway End Identifier Lights. VASI(V4L)—GA 3.0º TCH 42´. Tree.
RWY 36: Runway End Identifier Lights. PAPI(P4L)—GA 3.0º TCH 51´. Tree.
LAND AND HOLD–SHORT OPERATIONS
LANDING RWY RWY 30 RWY 36 HOLD–SHORT POINT 18–36 12–30 AVAILABLE LANDING DISTANCE 4800 3650
RUNWAY DECLARED DISTANCE INFORMATION
RWY 12:TORA–8399TODA–8399ASDA–8399LDA–8399
RWY 18:TORA–6003TODA–6003ASDA–6003LDA–6003
RWY 30:TORA–8399TODA–8399ASDA–8399LDA–8399
RWY 36:TORA–6003TODA–6003ASDA–6003LDA–6003
SERVICE: S4 FUEL 100LL, JET A OXYGEN 1, 2, 3, 4 LIGHTING When Air traffic control tower closed ACTIVATE MALSR Runway 12; MALS Runway 30; VASI Runway 18; PAPI Runway 36; MIRL Runways 18–36, and HIRL Runway 12–30—CTAF. MILITARY—FUEL J4(Military)–Prior Permission Required. (NC–100LL, A – on request 0400–1100Z‡, service fee, C319–291–4483.)

AIRPORT REMARKS: Attended 1100–0300Z‡. Birds on and in the vicinity of airport. Airport surface conditions unmonitored 0400–1030Z‡ daily. Fuel available on request, fee for service. Class I, ARFF Index A. Closed to unscheduled air carrier operations with more than 10 passenger seats except 72 hours Prior Permission Required airport manager. Call airport manager 319–291–4483. Cell 319–529–1388. ARFF Index B provided. ARFF Index C available on 72 hours request. Air carrier operations over 9 passenger seats not authorized over 15 minutes before or after schedule arrivals or departures times except with prior coordination with airport manager. When departing all runways, ends of other runways not visible. Personnel and equipment performing snow removal operations will monitor CTAF. When Air traffic control tower closed and during snow events, all arrivals/departures aircraft announce their intentions on CTAF 5 minutes prior to using the runways. air carrier Not Authorized Taxiway A east of Runway 12–30. Taxiway A light between Runway 12–30 and Army aviation support ramp Not Authorized. Runway 30 is calm wind runway.

MILITARY REMARKS: ARNG ARNG operations contact DSN 431–5520, C319–234–1372.
AIRPORT MANAGER: 319-291-4483
WEATHER DATA SOURCES: ASOS 120.65 (319) 209–4125.
COMMUNICATIONS: CTAF 125.075 ATIS 120.65 UNICOM 122.95
RCO 122.6 (FORT DODGE RADIO)
®
DES MOINES APPROACH/DEPARTURE CONTROL 118.9 (1200–0200Z‡)
®
MINNEAPOLIS CENTER APPROACH/DEPARTURE CONTROL 118.9 (0200–1200Z‡)
TOWER 125.075 (1200–0200Z‡) GROUND CON 121.9 CLEARANCE DELIVERY 121.9 ANG operations 36.7 142.6 231.55
CLEARANCE DELIVERY PHONE: For clearance delivery if unable on 121.9 contact Waterloo Air traffic control tower at 319-233-4835. When Waterloo Air traffic control tower closed, for clearance delivery contact Minneapolis ARTCC at 651-463-5588.

AIRSPACE: CLASS D service 1200–0200Z‡; other times CLASS E.
RADIO AIDS TO NAVIGATION: NOTAM FILE ALO.
(L) (L) VORW/DME 112.2 VOR unusable: ALO Chan. 59 N42º33.39´ W92º23.94´ at field. 866/0E.
017º–062º beyond 35 NM below 2,500´
063º–073º beyond 18 NM
074º–356º beyond 35 NM below 2,500´ 357º–016º DME unusable:
007º–026º beyond 25 NM
027º–006º beyond 35 NM below 2,500´

ILS/DME 111.7 I–ALO Chan. 54 Runway 12. Class IA. Unmonitored when tower closed.



ApproachTypeCat B MinsPlate
LOC BC RWY 30S-LOC 30
CIRCLING
1240-¾
1400-1
chart
ILS OR LOC RWY 12S-ILS 12
S-LOC 12
CIRCLING
1073-
1420-
1420-1
chart
RNAV (GPS) RWY 12LPV
LNAV/VNAV
LNAV
CIRCLING
1073-
1252-
1260-
1400-1
chart
RNAV (GPS) RWY 18LP
LNAV
CIRCLING
1300-1
1340-1
1400-1
chart
VOR RWY 18CIRCLING
S-18
1600-1
1600-1
chart
VOR RWY 12CIRCLING
S-12
1500-1
1500-
chart
RNAV (GPS) RWY 30LPV
LNAV/VNAV
LNAV
CIRCLING
1068-¾
1145-¾
1260-¾
1400-1
chart
RNAV (GPS) RWY 36LPV
LNAV/VNAV
LNAV
CIRCLING
1069-¾
1190-1
1300-1
1400-1
chart



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Database updated: 2026/03/19

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