Towered · Class C surface area
March Arb (KRIV) radio calls
Riverside, CAICAO KRIV · FAA RIV
March Arb is a towered airport in Riverside, CA. You will taxi with Ground on 121.75 and work March Tower on 127.65, after listening to the ATIS on 134.75. The approach control is March Approach on 133.5, which is who you call for VFR flight following. The tower operates 24 hours.
The airport has a Class C surface area: two-way radio communication with the approach control must be established before entering, and a transponder with altitude reporting is required. Published hours: CLASS C SVC MON-FRI 1500-0700Z++, SAT-SUN 1500-0200Z++, CLSD HOL; OTHER TIMES CLASS D.
Frequencies
| ATIS | 134.75 |
|---|---|
| GroundMarch Ground | 121.75 |
| TowerMarch Tower | 127.65 |
| Approach / DepartureMarch Approach | 133.5 |
Airport
- Runways
- 12 · 30 · 14 · 32
- Elevation
- 1,536 ft
- Tower hours
- 24 hours
- Position
- 33.882, -117.259
Towered airport with a Class C surface area
Sample calls at KRIV
March Arb has a Class C surface area: establish two-way communication with the approach control before entering, and keep it (AIM 3-2-4 c 3). A reply with your call sign, even "standby", establishes it. The calls below use runway 12; the tower assigns the runway in use on the day.
The aircraft is the AIM’s own example, Cessna Three One Six Zero Foxtrot; the squawk codes, altitudes and headings are illustrative. Frequencies, station names and runway numbers are this airport’s, from the FAA data.
- Listen to the ATIS on 134.75 first and note the letter; "with Information (letter)" on your first call lets the controller skip the weather (JO 7110.65 3-10-1).
- YouMarch Ground, Cessna Three One Six Zero Foxtrot, at the ramp with Information Alpha, request taxi, VFR departure to the north.
- ATCCessna Six Zero Foxtrot, March Ground, runway one two, taxi via Alpha, hold short of runway one two.
- YouRunway one two, taxi via Alpha, hold short of runway one two, Cessna Six Zero Foxtrot.
- The runway, any clearance onto a runway and every hold-short instruction are read back (AIM 4-3-18 a 9). Stay on Ground through the run-up and switch to Tower when ready (AIM 4-3-14 a).
- YouMarch Tower, Cessna Six Zero Foxtrot, holding short runway one two, ready for departure, northbound.
- ATCCessna Six Zero Foxtrot, March Tower, runway one two, cleared for takeoff.
- YouRunway one two, cleared for takeoff, Cessna Six Zero Foxtrot.
- ATCCessna Six Zero Foxtrot, contact March Approach one three three point five.
- Youone three three point five, Cessna Six Zero Foxtrot.
- YouMarch Approach, Cessna Three One Six Zero Foxtrot, two thousand climbing four thousand five hundred, request VFR flight following to the north.
- ATCCessna Six Zero Foxtrot, March Approach, radar contact, altimeter three zero zero one.
- YouAltimeter three zero zero one, Cessna Six Zero Foxtrot.
- Inbound: call the approach control before the Class C boundary; a reply with your call sign establishes communication and you may enter (AIM 3-2-4 c 3).
- YouMarch Approach, Cessna Three One Six Zero Foxtrot, one five miles north, three thousand five hundred, squawking one two zero zero, with Information Bravo, landing March, request Class Charlie service.
- ATCCessna Six Zero Foxtrot, March Approach, squawk four six one two, ident.
- YouSquawk four six one two, ident, Cessna Six Zero Foxtrot.
- ATCCessna Six Zero Foxtrot, radar contact, altimeter three zero zero one, contact March Tower one two seven point six five.
- YouAltimeter three zero zero one, one two seven point six five, Cessna Six Zero Foxtrot.
- YouMarch Tower, Cessna Six Zero Foxtrot, five miles north, three thousand, with Bravo.
- ATCCessna Six Zero Foxtrot, March Tower, enter left downwind runway one two, report midfield downwind.
- YouEnter left downwind runway one two, report midfield, Cessna Six Zero Foxtrot.
- YouMarch Tower, Cessna Six Zero Foxtrot, midfield left downwind, runway one two.
- ATCCessna Six Zero Foxtrot, runway one two, cleared to land, wind two seven zero at eight.
- YouRunway one two, cleared to land, Cessna Six Zero Foxtrot.
- The wind is information: acknowledged, not read back. Exit at the first available taxiway or as told, taxi clear of the hold-short markings, and change to Ground only when the tower says (AIM 4-3-21).
- ATCCessna Six Zero Foxtrot, exit at the next taxiway, contact March Ground one two one point seven five.
- YouExit next taxiway, one two one point seven five, Cessna Six Zero Foxtrot.
- YouMarch Ground, Cessna Six Zero Foxtrot, clear of runway one two, taxi to the ramp.
If things change. The tower operates 24 hours. If you cannot raise it, check the frequency and volume, then squawk 7600, remain outside the Class D until you have the traffic flow, and watch for light signals (AIM 4-2-13).
Phraseology from AIM 4-2-3; 4-3-18 a 9; 4-3-14; 4-3-21; 4-4-7 b; 4-1-18 a 3; 3-2-4 c 3. What TowerTalk grades against →
The calls you will make here
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Frequencies, runways and airspace from the FAA National Airspace System Resources (NASR) 28-day subscription, cycle effective Sep 3, 2026. Training use only. Always verify against a current Chart Supplement and sectional chart before flight; frequencies change. TowerTalk is not affiliated with the FAA. Report a discrepancy.
