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CPS

St. Louis Downtown Tower

FAA Air Traffic Control Tower at St Louis Downtown Airport Cahokia, Illinois

Facility Information

Facility Overview
Identifier CPS
Facility Name St. Louis Downtown Tower
Airport St Louis Downtown Airport
Type Tower
Level Level 6
• Prior to Apr 2024: Level 5
• Prior to Jun 2020: Level 6
• Prior to Apr 2017: Level 5
Core 30 Airport No
Airspace & Operations
Hours of Operation 0630-2200
Airspace Class Class D
Approach/Departure T75
Overlying ARTCC ZKC
Airport Diagram Airport Diagram (PDF)
Location & Contact
View on full map →
Address 9951 Molla Dr
Cahokia, IL 62206
Phone Number 618-337-2589

Salary Information

2026 pay for St. Louis Downtown Tower, built from the FAA Air Traffic Specialized Pay Plan bands:

Career Level Hourly Min. Hourly Max. Total Pay Min. Total Pay Max.
CPC $44.11 $59.55 $92,062 $124,280
D3 $39.85 $44.11 $83,157 $92,062
AG $27.05 $27.05 $56,445 $56,445
Total Pay combines Basic Pay, Locality Pay. It excludes premium pay for overtime, nights, Sundays, and holidays.
Pay Factors
Facility Level Level 6
Locality Area St. Louis
Locality Pay 20.03%
Local Affordability
Cost of Living Index 95.1 (4.9% below avg)
Cost-Adjusted CPC Min $96,816
How this pay is calculated
Basic Pay (Level 6 CPC band minimum) $76,699
+ Locality Pay (20.03% of Basic Pay for St. Louis) + $15,363
= Adjusted Basic Pay (counts toward your High-3) $92,062
= Total Pay $92,062

Amounts are rounded to the nearest dollar, so lines can differ from the total by a dollar or two.

ATC pay has stalled over the past decade. Marangos & Brown are on a mission to increase pay.

Staffing and Training

Staffing Information, October 2026
CPCs on Board 9 CPCs
CPC Target (CWP) 10 CPCs
Current Staffing 90.00%
↳ Est. Trainee Certifications+ 1.7
↳ Projected Retirements/Losses- 0.5
↳ Academy Graduates1
↳ Developmental 31
Training Information, October 2026
Training Time (Avg) 0.65 years
↳ New Hires 0.67 years
↳ Transfers (CPC-IT) 0.47 years
Training Success Rate (Avg) 85%
↳ New Hires 86%
↳ Transfers (CPC-IT) 90%
Travel Days from Academy 1 days

Historical Trends

CPS Staffing Percentages

CPS Personnel Counts

CPS Training Metrics

NCEPT

NCEPT manages controller-requested transfers between FAA facilities. See CPS transfer selections on the Transfer Flow Map.

Eligibility & Staffing, October 2026
Staffing Source Academy Sourced
TSL (One Training Time) 88.45%
Gaining Target 108.45%
Possible Gains 1
Primary Releases Avail. 0
Secondary Releases Avail. 0
Transfer Activity
Releases, Past 3 Yrs 6
↳ Standard 5
↳ Priority/Other 1
Gains, Past 3 Yrs 0
Last Standard Release 0.3 years ago
ERR Demand, September 15, 2026
ERRs on File (Inbound) 0
↳ Releasable 0
Employees with ERRs (Outbound) 1
↳ As % of CPCs 10.0%
↳ Total ERRs (Outbound) 1

ERR demand at every facility →

ERR Demand Trends

Selections, 2016–2026

Gained 0
Released 12
Net -12
Top Destinations ORD (2), STL (2), BHM (1), BNA (1), CLE (1)

Selections by Year, 2016–2026

Traffic

October 2025 - September 2026 (12 Months)
Tower Operations 127,732 operations/yr
Average Daily Operations 350 operations/day
Peer Group Median
(Lvl 6 Tower)
141,292 operations/yr
Relative Workload -9.6% vs peer median

Traffic History

Administration

Organizational Structure
Service Area Central
District Kansas City
HR Region Great Lakes

Nearest Facilities

STL St. Louis Tower FAA 17 mi
BLV Scott AFB/MidAmerica St Louis DoD 17 mi
ALN St. Louis Rgnl Tower FCT 23 mi
SUS Spirit Tower FAA 28 mi
T75 St. Louis TRACON FAA 30 mi
MDH Southern Tower FCT 74 mi
MWA Marion Tower FCT 84 mi
SPI Springfield Tower FAA 92 mi
CGI Cape Girardeau Tower Other 98 mi
JEF Jefferson City Tower FCT 108 mi