Waterloo Regional Airport (KALO)
Medium airport · Waterloo, Iowa, United States
Airport data
| Name | Waterloo Regional Airport |
|---|---|
| ICAO | KALO |
| IATA | ALO |
| Elevation | 873 ft (266 m) above mean sea level |
| Coordinates | N 42°33'26" W 92°24'1" 42.55710, -92.40030 |
| Location | Waterloo, Iowa, United States |
| Scheduled service | Yes |
Runways
| Runway | Length | Width | Surface | Lighted |
|---|---|---|---|---|
| 12/30 | 8,399 ft (2560 m) | 150 ft | ASP | Yes |
| 18/36 | 6,003 ft (1830 m) | 150 ft | ASP | Yes |
Waterloo Regional Airport at a glance
Waterloo Regional Airport is a medium airport in Waterloo, Iowa, United States, known to airline systems as ALO. The field elevation of 873 ft (266 m) is the number every arriving pilot dials against QNH — circuit heights and initial approach altitudes at KALO are all figured from it. The airport handles scheduled commercial service, so expect controlled procedures, published approaches and commercial traffic in the pattern.
Of its 2 runways, the longest — 12/30 — offers 8,399 ft (2560 m) of asp surface, with runway lighting for night operations. Runway numbers give magnetic orientation: runway 12 points roughly 120° magnetic.
For the weather side of planning, the live METAR and TAF page for KALO shows the current observation decoded line by line — wind on an instrument dial, visibility, cloud layers and the resulting flight rules — refreshed continuously from official sources.
Nearest airports to Waterloo Regional Airport
Distances are great-circle, measured from the field reference point — planning distances along airways or roads will run longer.
| Airport | Code | Distance |
|---|---|---|
| Northeast Iowa Regional Airport | KCCY | 60 km (32 NM) |
| The Eastern Iowa Airport | KCID | 94 km (51 NM) |
| Mason City Municipal Airport | KMCW | 101 km (55 NM) |
| Dubuque Regional Airport | KDBQ | 140 km (76 NM) |
| Fort Dodge Regional Airport | KFOD | 147 km (79 NM) |
Flight-planning notes for Waterloo Regional Airport
Density altitude is the quiet performance-killer at any field: on a hot day the 873 ft field elevation of Waterloo Regional Airport can translate into a substantially higher density altitude, stretching take-off rolls and flattening climb rates — run the numbers rather than trusting the feel of a standard day. Expect published instrument procedures, controlled airspace and clearance requirements; slots and handling may apply to general aviation traffic.
This entry is one of 917 airports and airfields we list for United States — the country index on the airports hub links the rest. Coordinates above are given in both DMS and decimal degrees so they can go straight into a GPS, a flight planner or a chart plot without conversion.
Where this data comes from
The reference layer behind this page builds on the OurAirports dataset — a public-domain, community-maintained register of the world's airports that many flight planners and apps rely on — with equity records preserved from documented historical listings where the dataset is silent. Figures are carried as published: elevations as surveyed, coordinates as filed, runway dimensions as recorded. Nothing is estimated to fill a gap, and the whole layer regenerates from source on every site build, so corrections upstream arrive here automatically.
Frequently asked questions about Waterloo Regional Airport
What is the ICAO code of Waterloo Regional Airport?
The ICAO identifier of Waterloo Regional Airport is KALO, and its IATA code is ALO. The ICAO code is the one used in flight plans, METAR reports and aeronautical charts.
How high is Waterloo Regional Airport above sea level?
Waterloo Regional Airport sits at an elevation of 873 feet (266 metres) above mean sea level. Field elevation is the reference for pattern altitudes and for setting the altimeter on the ground.
Where exactly is Waterloo Regional Airport located?
The airport lies at 42.5571, -92.4003 — in Waterloo, Iowa, United States, in the northern hemisphere. The closest listed field is Northeast Iowa Regional Airport, about 60 km away.
Does KALO publish METAR weather reports?
Where the station reports, the current METAR and TAF for KALO appear on its live weather page on this site, refreshed continuously from the US NWS Aviation Weather Center feed.
How long is the runway at Waterloo Regional Airport?
Waterloo Regional Airport has 2 runways. The longest, 12/30, measures 8,399 ft (2560 m) with a ASP surface.