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KCPSAIRPORT

ST LOUIS DOWNTOWN

CAHOKIA/ST LOUIS, Illinois

412.9 ft MSL

3

Runways

18

Frequencies

18

Procedures

Quick Facts

ICAO

KCPS

FAA

CPS

Elevation

412.9 ft MSL

Runways

3

Frequencies

18

Tower

Yes

Fuel

100LL,A

Coordinates

38.570, -90.155

Airport Information

Facility Type

AIRPORT

Elevation

412.9 ft MSL

Control Tower

Yes

CTAF

119.925 MHz

Fuel Types

100LL,A

Traffic Pattern

Not published

ARTCC

KANSAS CITY

Coordinates

38.5704, -90.1551

Ownership

Public

Hours of Operation

ALL

Current Weather

— — —Updated

Runways

IDEndsLengthWidthSurfaceLightsWeight BearingPCN
05/2305 / 232,799 ft75 ftASPHMED
SW (Single Wheel) 12,000 lbs
11
12L/30R12L / 30R5,301 ft75 ftCONCMED
SW (Single Wheel) 30,000 lbsDW (Dual Wheel) 30,000 lbs
10
12R/30L12R / 30L7,002 ft150 ftASPHHIGH
SW (Single Wheel) 96,000 lbsDW (Dual Wheel) 125,000 lbsDTW (Dual Tandem) 182,000 lbs
-

Frequencies

APCH (2)ATIS (1)BUUDD STAR (2)CD (2)CTAF (1)DELMA STAR (2)DIXEE STAR (2)FARMR STAR (2)GND (1)LCL (2)UNICOM (1)
TypeFrequencyNameCall SignUseHours
APCH/P DEP/P371.875SAINT LOUIS TRACONDOWNTOWNAPCH/P DEP/P-
APCH/P DEP/P123.7SAINT LOUIS TRACONDOWNTOWNAPCH/P DEP/P-
ATIS121.45ST LOUIS DOWNTOWNDOWNTOWNATIS0630-2200
BUUDD STARXXX.XXXSAINT LOUIS TRACONDOWNTOWNBUUDD STAR-
BUUDD STARXXX.XXXSAINT LOUIS TRACONDOWNTOWNBUUDD STAR-
CD/PXXX.XXXSAINT LOUIS TRACONDOWNTOWNCD/P-
CD/PXXX.XXXST LOUIS DOWNTOWNDOWNTOWNCD/P0630-2200
CTAFXXX.XXXST LOUIS DOWNTOWNACTVT MALSR RWY 30L WHEN ATCT CLSD; REIL RWY 30R - CTAF. HIRL RWY 12R/30L PRESET MED INTST WHEN ATCT CLSD. MIRL RWY 12L & 30R NOT AVBL WHEN ATCT CLSD. PAPI RWY 12R & 30L OPR CONSLY.-CTAF-
DELMA STARXXX.XXXSAINT LOUIS TRACONDOWNTOWNDELMA STAR-
DELMA STARXXX.XXXSAINT LOUIS TRACONDOWNTOWNDELMA STAR-
DIXEE STARXXX.XXXSAINT LOUIS TRACONDOWNTOWNDIXEE STAR-
DIXEE STARXXX.XXXSAINT LOUIS TRACONDOWNTOWNDIXEE STAR-
FARMR STARXXX.XXXSAINT LOUIS TRACONDOWNTOWNFARMR STAR-
FARMR STARXXX.XXXSAINT LOUIS TRACONDOWNTOWNFARMR STAR-
GND/PXXX.XXXST LOUIS DOWNTOWNDOWNTOWNGND/P0630-2200
LCL/PXXX.XXXST LOUIS DOWNTOWNDOWNTOWNLCL/P0630-2200
LCL/PXXX.XXXST LOUIS DOWNTOWNDOWNTOWNLCL/P0630-2200
UNICOMXXX.XXXST LOUIS DOWNTOWN-UNICOM-

Airport Remarks

  • CLSD TO SKED ACR OPS GTR THAN 9 PSGR SEATS. UNSKED ACR OPS GTR THAN 30 PSGR SEATS RQR 12 HR PPR.
  • WATERFOWL ON & INVOF ARPT.
  • BE ALERT FOR STUDENT TRNG & HEL OPS.
  • ALL TWYS EXCP TWY B4 PPR ACFT OVER 120000 LBS.
  • SFC CONDS NOT MNTD 2100-0700 LCL.
  • ACTVT MALSR RWY 30L WHEN ATCT CLSD; REIL RWY 30R - CTAF. HIRL RWY 12R/30L PRESET MED INTST WHEN ATCT CLSD. MIRL RWY 12L & 30R NOT AVBL WHEN ATCT CLSD. PAPI RWY 12R & 30L OPR CONSLY.
  • 200 WITH PPR.
  • PCR VALUE: 400/F/D/X/T
  • RWY 05/23 NOT AVBL FOR PART 121/PART 380 OPS WITH SKED PAX CARRYING OPS MORE THAN 9 PAX SEATS AND NON-SKED PAX CARRYING OPS MORE THAN 30 PAX SEATS. NO PART 121/PART 380 OPS EXC FOR TAX.
  • RWY 12L/30R NOT AVBL FOR PART 121/PART 380 OPS WITH SKED PAX CARRYING OPS MORE THAN 9 PAX SEATS AND NON-SKED PAX CARRYING OPS MORE THAN 30 PAX SEATS. NO PART 121/PART 380 OPS EXC FOR TAX.
  • W.B.C. GROSS WT (2S) 160.
  • SFC MARKINGS FADED.
  • SFC MARKINGS FADED.

IFR Procedures

4 STARs, 3 Runway, 1 ILS, 5 Approaches, 4 SIDs, 1 Localizer

BUUDD3DELMA4DIXEE3FARMR3GATWY1I30L

Nearby airports & facilities

KCPS Operational Overview

Location & Facility

ST LOUIS DOWNTOWN (KCPS) is a publicly owned airport open to the public located in CAHOKIA/ST LOUIS, Illinois, United States. The field sits at an elevation of 412.9 feet above mean sea level (MSL) at coordinates 38.5704°N, 90.1551°W.

Runways

ST LOUIS DOWNTOWN has 3 runways. The longest runway (05/23) measures 2,799 feet by 75 feet with a asph surface. Other runways include 12L/30R (5,301 ft, CONC), 12R/30L (7,002 ft, ASPH).

Communications & Operations

ST LOUIS DOWNTOWN is a towered airport. ATIS is available on 121.45 MHz. A total of 18 communication frequencies are published for this facility.

Services & Fuel

ST LOUIS DOWNTOWN offers 100LL,A fuel. Pilots planning fuel stops should confirm availability with the FBO, as hours and pricing may vary.

Instrument Procedures

ST LOUIS DOWNTOWN has 18 published instrument flight procedures, including 3 approaches, 4 SIDs (Standard Instrument Departures), and 4 STARs (Standard Terminal Arrival Routes). These procedures are updated on the 28-day AIRAC cycle. Sign up for AeroCopilot to view full procedure charts with waypoint maps and altitude profiles.

Frequently Asked Questions

What is KCPS?

KCPS is the ICAO identifier for ST LOUIS DOWNTOWN, a public-use airport, located in CAHOKIA/ST LOUIS, Illinois, United States.

How many runways does ST LOUIS DOWNTOWN have?

ST LOUIS DOWNTOWN (KCPS) has 3 runways. See the runway table above for dimensions and surface types.

What is the elevation of KCPS?

The field elevation of ST LOUIS DOWNTOWN is 412.9 feet above mean sea level (MSL), surveyed.

Is fuel available at KCPS?

Yes, ST LOUIS DOWNTOWN offers 100LL,A fuel.

What is the longest runway at KCPS?

The longest runway at ST LOUIS DOWNTOWN is 7,002 feet long.

How much weight can the main runway at KCPS support?

The main runway at ST LOUIS DOWNTOWN supports single-wheel landing gear aircraft up to 96,000 lbs.

How do I access complete data for KCPS?

Sign up for a free AeroCopilot account to access all frequencies, full NOTAM text with AI interpretation, decoded forecasts, and IFR procedure charts for ST LOUIS DOWNTOWN.

Where is ST LOUIS DOWNTOWN located?

ST LOUIS DOWNTOWN (KCPS) is located in CAHOKIA/ST LOUIS, Illinois, United States, at an elevation of 412.9 ft MSL.

Complete aviation intelligence for KCPS

Live weather, decoded NOTAMs, IFR procedures, AI briefings, and more. Included in every AeroCopilot plan from $9.99/month.

Source: FAA NASR (National Airspace System Resource) 28-Day Subscription· AIRAC 28-day cycle· Updated Aug 6, 10:04 AM UTC