ALO KALO

Approach/departure control now provided by DSM (was ALO); control facility operator: Federal Aviation Admin (F) → none; approach/departure control: WATERLOO (ALO) → DES MOINES (DSM); secondary approach/departure control: ARTCC ZMP (MINNEAPOLIS, MN) (special) → ZMP (ARTCC); control facility approach/departure call: WATERLOO → none; primary control facility hours: 0600-2000 → none; facility type: tower plus terminal radar approach control (ATCT-TRACON) → air traffic control tower (ATCT); secondary control facility hours: 2000-0600 → none

ATC service: BASIC RADAR SVC CTC APCH CTL. → BASIC RADAR SVC

Approach control radio call: WATERLOO → DES MOINES

Frequency 126.75 (APCH/S DEP/S) removed

Remark updated: APCH/DEP SVC PRVDD BY MINNEAPOLIS ARTCC ON FREQS 118.9/251.15 (REMOTED FROM WATERLOO) WHEN DES MOINES APCH CTL CLSD.

FAA text

APCH/DEP SVC PRVDD BY MINNEAPOLIS ARTCC ON FREQS 118.9/251.15 (REMOTED FROM WATERLOO) WHEN DES MOINES APCH CTL CLSD.

Remark updated: FOR CD IF UNA ON 121.9 CTC WATERLOO ATCT AT 319-233-4835. WHEN WATERLOO ATCT CLSD, FOR CD CTC MINNEAPOLIS ARTCC AT 651-463-5588.

FAA text

FOR CD IF UNA ON 121.9 CTC WATERLOO ATCT AT 319-233-4835. WHEN WATERLOO ATCT CLSD, FOR CD CTC MINNEAPOLIS ARTCC AT 651-463-5588.

Radar ASR: removed (was hours 0600-2300)

Tower hours changed: 0600-2000 → none listed local; frequency now provided by DSM (was ALO)

AWOS/ASOS phone number changed to 319-209-4125

Secondary approach control: CHICAGO ARTCC (APCH/S CALL IS CHICAGO ARTCC) → MINNEAPOLIS ARTCC (ARTCC ZMP (MINNEAPOLIS, MN)); secondary departure control: CHICAGO ARTCC (DEP/S CALL IS CHICAGO ARTCC) → MINNEAPOLIS ARTCC (ARTCC ZMP (MINNEAPOLIS, MN))

Remark updated: FOR CD CTC WATERLOO ATCT 319-233-4835. WHEN WATERLOO ATCT CLSD, FOR CD CTC MINNEAPOLIS ARTCC AT 651-463-5588.

FAA text

FOR CD CTC WATERLOO ATCT 319-233-4835. WHEN WATERLOO ATCT CLSD, FOR CD CTC  MINNEAPOLIS ARTCC AT 651-463-5588.