# JASC 3800: Water and Waste System

- Type: JASC system/component code (FAA)
- ATA chapter: 38 Water/Waste
- Title in the code table: WATER AND WASTE SYSTEM
- Service difficulty reports: 226
- FAA code table: https://www.faa.gov/sites/faa.gov/files/JASC_Code.pdf#page=43
- Page: https://openairdocs.org/jasc/3800

## What it covers

The fixed units and components which store and deliver fresh water. Also includes those fixed components which store and furnish a means of removal of water and waste. Use this code for reports with insufficient information to file in a more specific JASC 3800 series code. This code is also used for reports common to two or more systems.

## Service difficulty reports (226, newest 50)

- [SDR CALA2026070217533](https://openairdocs.org/sdr/CALA2026070217533), Jun 30, 2026: Airbus A321271NX. FAUCET. LOOSE. CREW REPORTS FWD LAV FAUCET BROKE REQUEST MEL FOR FWD LAV FAUCET. APPROVED FOR MEL 3810A PLACED FWD LAV FAUCET INOP PER  (N54525)
- [SDR CALA2026070717596](https://openairdocs.org/sdr/CALA2026070717596), Jun 29, 2026: Boeing 737924ER. LAVATORY. LEAKING. AFT CABIN SATURATED WITH WATER TO ROW 38 FROM LAV E APPROXIMATE AREA OF LAV E SPILLAGE IS FROM BS 907 TO 787 S-23L TO S- (N66814)
- [SDR CALA2026050415939](https://openairdocs.org/sdr/CALA2026050415939), Apr 30, 2026: Boeing 737924ER. WATER HEATER. ODOR. DO THE SMOKE OR FUMES IN THE CABIN, SOURCE UNKNOWN - FAULT ISOLATION PER FIM 21-00 TASK 806. TOMC PL CREW BRIEFED THAT S (N61882)
- [SDR CALA2026041715426](https://openairdocs.org/sdr/CALA2026041715426), Apr 10, 2026: Boeing 737724. DRAIN. CORRODED. WASTE TANK DRAIN ENCLOSURE HAS CORROSION AT THE AFT ANGLE THAT ATTACHES TO THE SKIN AND UNDER THE STAINLESS STEEL RING A (N15710)
- [SDR CALA2026040315052](https://openairdocs.org/sdr/CALA2026040315052), Apr 3, 2026: Boeing 78710. DRAIN. INOPERATIVE. TWO FORWARD LAVATORIES, BY DOOR 1 AS WELL AS FRONT GALLEY SINK NOT DRAINING AND OVERFLOWING WITH A FOUL ODOR. FOUND LAV  (N12010)
- [SDR CALA2026032314751](https://openairdocs.org/sdr/CALA2026032314751), Mar 20, 2026: Boeing 7879. VALVE. LEAKING. FWD GALLEY FWD WATER FILTER ASSY LEAKINGR&R FWD GALLEY WATER FILTER ASSY. REF AMM 38-11-41, PERF LEAK TEST REF AMM 25-31 (N61103)
- [SDR CALA2026011412950](https://openairdocs.org/sdr/CALA2026011412950), Jan 10, 2026: Boeing 7378. UNKNOWN. LEAKING. FLOOR OUTSIDE LAV D CONTINUES TO GET WETTER AFTER CLEAN UP. SEE PREVIOUS WRITE UP. THERE IS NO ACTIVE WATER LEAK FOUND.  (N17310)
- [SDR CALA2026011112854](https://openairdocs.org/sdr/CALA2026011112854), Jan 9, 2026: Boeing 7879. LAVATORY. ODOR. LAV A VERY FOUL ODOR SINCE TAKEOFF LAVATORY A CLEANED AS REQUIRED. NO FOUL ODOR AT THIS TIME. OK FOR SERVICE. (N24988)
- [SDR QXEA2025103100334](https://openairdocs.org/sdr/QXEA2025103100334), Oct 29, 2025: Emb ERJ170200LR. VALVE. DAMAGED. DURING REPLACEMENT OF THE FILL DRAIN VALVE FAOUND THE WATER HEATER VALVE TO BE DAMAGED AND THE INSULATION BURNT. INSTALL (N656QX)
- [SDR AALA202510030718](https://openairdocs.org/sdr/AALA202510030718), Oct 3, 2025: Boeing 7378. LAVATORY. ODOR. AIRCRAFT WAS GROUNDED: RIGHT AFT LAVATORY REPORTED AS STRONG ODOR FROM FLIGHT ATTENDANTS. ODOR IS STILL PRESENT AFTER A  (N324RN)
- [SDR CALA2025100209522](https://openairdocs.org/sdr/CALA2025100209522), Oct 2, 2025: Boeing 757224. TOILET. ODOR. LAVATORY TOILET BOWL SMELLS BAD AT DR-1L FWD CABIN LAV A. REMOVED TOILET SHROUD NO LEAK DETECTED, SERVICED LAV A TWICE,  (N19130)
- [SDR AALA202509256714](https://openairdocs.org/sdr/AALA202509256714), Sep 23, 2025: Boeing 737823. HOSE. LEAKING. AIRCRAFT WAS NOT GROUNDED: FLIGHT ATTENDANT REPORTED STRONG ODOR ON TAKEOFF AND ON CLIMB OUT, THAT SMELLED LIKE DIRTY SO (N969AN)
- [SDR CALA2025090408467](https://openairdocs.org/sdr/CALA2025090408467), Sep 3, 2025: Boeing 737924. LAVATORY. ODOR. FWD LAV RANCID SMELL POSSIBLY FROM DRAINS. FLUSHED TOILET AND SINK DRAINS WITH SANI/CLEANER FLUIDS. NO LEAKS OR SPILLAGE (N72405)
- [SDR AALA202508220812](https://openairdocs.org/sdr/AALA202508220812), Aug 21, 2025: Boeing 737823. SILL DRAIN. CLOGGED. AIRCRAFT WAS GROUNDED: FLIGHT ATTENDANT REPORTS DURING DESCENT A STRONG ODOR ON THE LEFT AFT GALLEY AREA. FOUND AFT GALL (N887NN)
- [SDR CALA2025080507291](https://openairdocs.org/sdr/CALA2025080507291), Aug 3, 2025: Boeing 737924ER. LAVATORY. DIRTY. FWD LAV EMITS STENCH AFTER FLUSHING NO FOUL ODOR DETECTED AFTER LAV SERVICING WAS PERFORMED (N61898)
- [SDR CALA2025072806940](https://openairdocs.org/sdr/CALA2025072806940), Jul 26, 2025: Boeing 75733N. LINE. OUT OF POSITION. UNUSUAL PLASTIC ODOR IN FWD LAV AFTER START FOUND ORANGE SINK DRAIN LINE COMING IN CONTACT WITH WATER HEATER.REROUTED DR (N57868)
- [SDR CALA2025070706228](https://openairdocs.org/sdr/CALA2025070706228), Jul 3, 2025: Boeing 737924. LAVATORY. ODOR. FWD LAV LEAKING WATER, STRONG ODOR. REMOVED SHROUD AND VERIFIED RINSE WAS ISSUE, NO LEAKS WITH RINSE VALVE OFF. REQUESTI (N30401)
- [SDR CALA2025061805653](https://openairdocs.org/sdr/CALA2025061805653), Jun 16, 2025: Boeing 7379. UNKNOWN. ODOR. BACK OF AIRCRAFT AND AFT GALLEY HAD FECAL ODOR ON TAKEOFF. SMELL SUBSIDED AFTER CRUISE. INSPECTED AREA FOUND NO EVIDENCE (N47533)
- [SDR CALA2025052704948](https://openairdocs.org/sdr/CALA2025052704948), May 26, 2025: Boeing 737924ER. DRAIN MAST. CLOGGED. FA REPORT A BAD SMELL IN GALLEY AREA. POSSIBLY COMING FROM CLOSE T. STRONG ODOR FROM FWD GALLEY AREA AND FIRST CLASS. CO (N75429)
- [SDR CALA2025052604940](https://openairdocs.org/sdr/CALA2025052604940), May 23, 2025: Boeing 7378. DRAIN. CLOGGED. FOUL ODOR IN AFT GALLEY ENTIRE FFLT. ON LANDING LIQUID BACKWASHED FROM DOOR FLOOR DRAINS CLEARED BLOCKAGE IN AFT GALLEY  (N27270)
- [SDR CALA2025042804253](https://openairdocs.org/sdr/CALA2025042804253), Apr 25, 2025: Boeing 7378. UNKNOWN. LEAKING. NEAR DOOR 1L GIRT BAR SEWAGE LIQUID LEAKING DIRTY BAD SMELL PERFORMED GV OF DOOR L1 FLOOR DRAINS NO BLOCKAGE FOUND. CLEA (N27292)
- [SDR CALA2025041103694](https://openairdocs.org/sdr/CALA2025041103694), Apr 9, 2025: Boeing 7378. DRAIN. CLOGGED. ON TAKEOFF SMELLY WATER COMES UP AND PUDDLES ON FLOOR FROM LEFT FLOOR DRAIN BY DOOR 1L CLEANED L1 FWD AND AFT FLOOR DRAI (N27287)
- [SDR CALA2025040203456](https://openairdocs.org/sdr/CALA2025040203456), Mar 31, 2025: Boeing 777222. LINE. LEAKING. WATER LEAKING FROM OVHD DOOR 4R FOUND WATER LINE ABOVE LAV AT 4R DISCONNECTED. SEE PHOTOS. ADD EMP:U412608,U416150 WIGGI (N791UA)
- [SDR AALA202503175562](https://openairdocs.org/sdr/AALA202503175562), Mar 16, 2025: Airbus A321231. WATER HEATER. DEFECTIVE. AIRCRAFT WAS GROUNDED: FLIGHT ATTENDANT REPORTED A BURNING RUBBER SMELL AT ROW 22 STARTING AROUND 10,000 FEET UNTIL AFTE (N509AY)
- [SDR CALA2025031402812](https://openairdocs.org/sdr/CALA2025031402812), Mar 14, 2025: Boeing 737924ER. WATER HEATER. FAULTED. REF LP 4141729, ASSOCIATED FWD LAVATORY WATER HEATER HAS BEEN DEFERRED IN COMPLIANCE WITH MEL CARD 38005. PLACED FWD LAV (N38479)
- [SDR CALA2025021002253](https://openairdocs.org/sdr/CALA2025021002253), Feb 8, 2025: Boeing 777224. SINK. CLOGGED. AFTER TAKE OFF ABOUT 2.5 HOURS IN FLIGHT WATER STARTED COMING OUT OF THE FWD LAV SINK DRAIN AND FILLING SINK TO POINT OF (N78004)
- [SDR CALA2024121003050](https://openairdocs.org/sdr/CALA2024121003050), Dec 3, 2024: Boeing 777222. SHROUD. CRACKED. LARGE POTABLE WATER LEAK FROM WATER LINE, FWD E&E COMPARTMENT, BETWEEN RH STA. 254-269, ABOVE NOSE WHEEL WELL AND CA (N792UA)
- [SDR CALA2024102800939](https://openairdocs.org/sdr/CALA2024102800939), Oct 28, 2024: Boeing 777224. BLOWER. FAULTED. LAVS 2L 2R 3R 3C 4L WILL NOT FLUSH PLACED ITEM ON MEL FOR CENTER WASTE TANK. DISPATCH DESK: 60 .NAME: PP.DATE: 25-OCT-24 (N57016)
- [SDR CALA2024103000965](https://openairdocs.org/sdr/CALA2024103000965), Oct 27, 2024: Airbus A320232. WASTE TANK. LEAKING. REF LP 9680021 , WASTE WATER LEAKED FROM AFT WASTE TANK LEVEL TRANSMITTER BEHIND AFT BULKHEAD, DOWN AND ALONG BELLY SKIN (N435UA)
- [SDR AALA202410028839](https://openairdocs.org/sdr/AALA202410028839), Sep 11, 2024: Boeing 7878. SOFTWARE. FAULTY. AIRCRAFT WAS NOT GROUNDED: AIRCRAFT HAD MEL 38-01D FOR WATER QTY INOP. AIRCRAFT WATER WAS TOP OFF AT DEPARTING STATION.  (N809AA)
- [SDR DALA2024091008906](https://openairdocs.org/sdr/DALA2024091008906), Sep 7, 2024: Boeing 767332. CONTROL MODULE. ODOR. MID LAVATORY FACING FORWARD HAS VERY ODD CHEMICAL OR FERTILIZER SMELL. VERY STRONG ODOR THAT AFFECTS EYES AND THROAT. CO (N178DZ)
- [SDR CALA2024090300538](https://openairdocs.org/sdr/CALA2024090300538), Aug 30, 2024: Boeing 78710. VALVE. FAULTY. WATER LEAKING IN ALL 3 GALLIES CEILING CUBBIES AND FLOOR FLAGGING 4-1 GWIV FAULT 38-18235 PERFORMED FIM B787-A-38-30-F1- (N12006)
- [SDR CALA2024082700502](https://openairdocs.org/sdr/CALA2024082700502), Aug 24, 2024: Boeing 757224. TANK. FAULTY. DUE TO REPORT OF BANGING NOISE UNDER THE FLOOR IN THE AFT AREA OF THE CABIN, GAIN ACCESS & INSPECT POTABLE WATER TANK MO (N14120)
- [SDR AALA202408037625](https://openairdocs.org/sdr/AALA202408037625), Jul 31, 2024: Boeing 7878. SHUTOFF VALVE. LEAKING. AIRCRAFT WAS GROUNDED: ,WATER LEAK LAV 3F-1R WATER TO LAV SHUT OFF. MAINTENANCE REPLACED GRAY WATER VALVE ON LAV 3F-1R.  (N805AN)
- [SDR CALA2024071700226](https://openairdocs.org/sdr/CALA2024071700226), Jul 16, 2024: Boeing 7378. UNKNOWN. LEAKING. DUE TO WATER LEAK AT LAV D THE CENTER SECTION OF CARPET WAS FLOODED. CENTER SECTION OF CARPET TO 11 WINDOWS FWD OF AFT L (N27268)
- [SDR CALA2024070101932](https://openairdocs.org/sdr/CALA2024070101932), Jun 28, 2024: Boeing 7379. WATER SYSTEM. LEAKING. FWD LAV HAS A WATER LEAK . WATER COMING FROM UNDE R THE PANELS A ROUND THE TOILET. LEAK IS NOT URINE. LEAK IS CLEAN WATE (N7533)
- [SDR AALA202406274112](https://openairdocs.org/sdr/AALA202406274112), Jun 25, 2024: Boeing 737823. DRAIN VALVE. CLOGGED. AIRCRAFT WAS GROUNDED: AN EMERGENCY WAS DECLARED DUE TO: ORDER FUME IN AFT OF PLANE, WORSE IN AFT GALLEY OILY MUSTY SMEL (N927NN)
- [SDR DALA2024061806192](https://openairdocs.org/sdr/DALA2024061806192), Jun 17, 2024: Boeing 737932ER. TUBE. CORRODED. (LOG 5973176) DURING CRV FOUND CORROSION AT LOWER AFT AISLE CORNER OF LAV MODULE. REMOVED AND REPLACED AFT TUBE AND BOTT (N883DN)
- [SDR DALA2024061806191](https://openairdocs.org/sdr/DALA2024061806191), Jun 17, 2024: Boeing 737932ER. TUBE. CORRODED. (LOG 5973175) DURING CRV FOUND CORROSION AT LOWER AFT AISLE CORNER OF LAV MODULE 204. REMOVED AND REPLACED AFT TUBE AND  (N883DN)
- [SDR DALA2024053005629](https://openairdocs.org/sdr/DALA2024053005629), May 27, 2024: Airbus A320212. LAVATORY. ODOR. SHIP 3235 DISC: FA IN AFT CABIN COMPLAINED OF AN ODOR. COULD NOT BE SENSED IN FRONT OF CABIN OR FLIGHT DECK. C/A: PERFOR (N335NW)
- [SDR CALA2024052901619](https://openairdocs.org/sdr/CALA2024052901619), May 25, 2024: Boeing 7379. LAVATORY. INOPERATIVE. ALL LAVS/TOILET AND FAUCETS/ STOPPED WORKING. FOUND LAV TO BE FULL/OVERFULL. ALL LAV/SINKS WORK NORMAL AFTER A FULL LAV  (N27511)
- [SDR CALA2024042201153](https://openairdocs.org/sdr/CALA2024042201153), Apr 18, 2024: Boeing 737724. DRAIN MAST. CRACKED. DURING SERVICE CHECK, WALK AROUND INSPECTION FOUND FWD DRAIN MAST DAMAGE, PERFORMED ADDITIONAL WALK AROUND INSPECTION, N (N27733)
- [SDR CALA2024041801134](https://openairdocs.org/sdr/CALA2024041801134), Apr 16, 2024: Boeing 7379. CONTROLLER. FAULTED. ALL TOILETS STOPPED WORKING AT SAME TIME IN FLIGHT FOUND VACUUM WASTE CONTROL C.B. POPPED ON P 91 PANEL,RESET AND POPPED (N37528)
- [SDR AALA202404155098](https://openairdocs.org/sdr/AALA202404155098), Apr 12, 2024: Airbus A321231. ROD. LOOSE. AIRCRAFT WAS GROUNDED: AN EMERGENCY WAS DECLARED AND THE AIRCRAFT DIVERTED TO CLT DUE TO A VERY LOUD METALLIC GRINDING S (N549UW)
- [SDR SWIA202402270005](https://openairdocs.org/sdr/SWIA202402270005), Feb 25, 2024: Emb ERJ170200LR. FAUCET. LEAKING. D; FORWARD LAV FAUCET LEAKING BEHIND SINK.C; MEL 38-10-0ACAT: "C" DUE 3/6**** DUE TO ODI EVENT****MANAGEMENT APPROVAL IS (N203SY)
- [SDR CALA2024011200082](https://openairdocs.org/sdr/CALA2024011200082), Jan 4, 2024: Boeing 767322. PLATE. CORRODED. GEN ITEM: 63-3810-1-2801 AFT POTABLE WATER SERVICE PANEL HAS CORROSION IN MULTIPLE SPOTS MARKED REF AMES NR 165631-0100- (N648UA)
- [SDR CALA2023122903752](https://openairdocs.org/sdr/CALA2023122903752), Dec 28, 2023: Boeing 757224. TANK. FULL. ALL LAVS HAVE BEEN REPORTED AS NOT FLUSHING BY FLT ATTENDANTS LIQUID DOES NOT DRAIN ALL LAVS FLUSH EXCEPT RT AFT ON MEL. (N34131)
- [SDR AALA202312279260](https://openairdocs.org/sdr/AALA202312279260), Dec 26, 2023: Boeing 737823. UNKNOWN. UNKNOWN. AIRCRAFT WAS GROUNDED: AN EMERGENCY WAS DECLARED DUE TO: ALL 3 TOILETS WOULD NOT FLUSH. AIRCRAFT DIVERTED AND LANDED SAF (N887NN)
- [SDR CALA2023122603729](https://openairdocs.org/sdr/CALA2023122603729), Dec 21, 2023: Boeing 737824. COUPLING. FAILED. STRONG SMELL NOTED IN CABIN. REF. AAR N/R:9760404 INSPECTED AFT CARGO COMPT WASTE TANK COMPT FOR STRONG SMELL NOTED ORIG (N12216)
- [SDR AALA202312116892](https://openairdocs.org/sdr/AALA202312116892), Dec 9, 2023: Boeing 737823. FAUCET. DETACHED. AIRCRAFT WAS NOT GROUNDED: AN EMERGENCY WAS DECLARED DUE TO: LAVATORY FAUCET CAME OFF, UNCONTROLLABLE WATER SPRAYING EVE (N847NN)

All 226: https://openairdocs.org/jasc/3800/reports.md

## Other codes in chapter 38

- [JASC 3810](https://openairdocs.org/jasc/3810): Potable Water System (418 reports)
- [JASC 3820](https://openairdocs.org/jasc/3820): Wash Water System (83 reports)
- [JASC 3830](https://openairdocs.org/jasc/3830): Waste Disposal System (747 reports)
- [JASC 3840](https://openairdocs.org/jasc/3840): Air Supply (Water Pressure System) (38 reports)
- [JASC 3897](https://openairdocs.org/jasc/3897): Water/Waste System Wiring (63 reports)

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