Royal Caribbean International · CDC inspection record

Mariner of the Seas CDC inspection score

Latest score, full inspection history and the violations CDC inspectors found on Mariner of the Seas.

Source: CDC public records
Data checked on October 31, 2026
Pass mark: 86 out of 100
Independent site, not the CDC

Royal Caribbean InternationalInspected June 22, 2026

Latest CDC sanitation score

Passed

Mariner of the Seas scored 100 out of 100 in its latest CDC Vessel Sanitation Program inspection, on June 22, 2026. It passed: ships pass with 86 or more.

+1 vs previous inspection (99, Jan 19, 2026)

97.8average of the last 5 inspections

86lowest score (May 2019)

27inspections since 2003

0failed inspections

Inspection history of Mariner of the Seas

Every CDC inspection score on record for Mariner of the Seas: 27 inspections from December 7, 2003 to June 22, 2026, 8 perfect scores of 100 and no failed inspections.

All scores

Show all 27 inspections

Inspection date	Result	Report	Score
June 22, 2026	Passed	findings below	100
January 19, 2026	Passed	findings below	99
April 14, 2025	Passed	findings below	93
October 28, 2024	Passed		100
January 29, 2024	Passed		97
June 9, 2023	Passed		100
February 10, 2020	Passed		95
May 24, 2019	Passed		86
November 1, 2018	Passed		89
July 30, 2018	Passed		98
April 21, 2013	Passed		98
November 18, 2012	Passed		97
January 29, 2012	Passed		100
September 26, 2010	Passed		96
March 7, 2010	Passed		100
August 9, 2009	Passed		97
February 19, 2009	Passed		93
August 3, 2008	Passed		99
March 23, 2008	Passed		94
September 16, 2007	Passed		98
November 12, 2006	Passed		95
April 30, 2006	Passed		98
October 19, 2005	Passed		99
May 15, 2005	Passed		100
November 17, 2004	Passed		100
June 6, 2004	Passed		100
December 7, 2003	Passed		97

What the inspectors found

The full findings of the last 3 inspections, as written in the CDC reports. Each finding refers to an item of the CDC’s Vessel Sanitation Program standards; points are deducted by item, for a single significant violation or for a pattern of similar ones (CDC FAQ).

June 22, 2026

100Passed

27 findings · 0 points deducted

No points deducted.

All 27 findings the inspectors wrote down, grouped by area of the ship. Findings with a red edge belong to an item that lost points; the others were noted without a deduction.

Galleys (kitchens)18 findings

Item 21Deck 9 Windjammer - Plaza Bar
The counter-mounted coffee machine had an open seam between the countertop and the front left leg.
Item 22Deck 9 Windjammer - Potwash
The soiled staging area was overwhelmed with soiled ware. This included two large stacks of soiled round pans stored in between the wash and rinse three-compartment sinks. Soiled baking pans were also stored outside of the potwash area, adjacent to the soup kettles. Additionally, the rinse compartment was soiled with food debris.
Item 22Deck 9 Windjammer - Warewash
The rack-type warewashing machine's bottom right final sanitizing rinse spray nozzle did not have a fan-like spray pattern.
Item 22Deck 9 Windjammer - Warewash
A storage basket with previously cleaned and sanitized knives were closely clumped together making it difficult to adequately clean and sanitize the food-contact surface. Two knives were soiled with brown residue.
Item 22Deck 2
The recently used flight-type warewash machine's final sanitizing rinse was not functioning. Crew identified that a pump was in disrepair and fixed it before the inspector left the area.
Item 22Deck 5 Warewash
Condensate collected on the outside of the flight-type warewash machine above the wash 2 - rinse door from a door gasket that was in disrepair.
Item 24Deck 2
The recently used flight-type warewash machine's final sanitizing rinse was not functioning. Crew identified that a pump was in disrepair and fixed it before the inspector left the area.
Item 24Deck 9 - Port Side Waiter Station
The chlorine solution in the sanitizing bucket measured 25 ppm. This was corrected immediately.
Item 26Deck 3
The counter-mounted, hot water dispensing machine's spigot was soiled with more than a day's accumulation of white residue.
Item 26Deck 9 Windjammer - Warewash
Two knives stored in the previously cleaned and sanitized storage basket were soiled with a brown residue.
Item 27Deck 9 Windjammer - Warewash
Two white bowls and one brown bowl stored in the clean storage racks were soiled on the nonfood-contact surface with food debris.
Item 27Deck 3
Approximately eight plate covers stored in the undercounter cabinet below the pick-up line were soiled on the outer surface with an unknown white residue.
Item 28Deck 9 Windjammer - Warewash
Previously cleaned and sanitized bowls were stored on the clean storage racks next to two white bowls and one brown bowl that were soiled with food debris.
Item 28Deck 5 Room Service
Two stacks of previously cleaned and sanitized plates on a portable cart had the top plate uncovered and not inverted.
Item 33Deck 4 Hot Galley
Condensate was dripping from the deckhead circular air supply vent near the handwashing station.
Item 33Deck 2
A circular penetration was in the bulkhead near the deck below the potwash handwashing station.
Item 39Deck 2
One small fly was near the beverage station.
Item 39Deck 5 Pastry
One small fly was near the handwashing station.

Bars3 findings

Item 20Deck 12 - Sky Lounge Bar
The soda dispensing gun on the bar counter had a slotted fastener in the food-splash zone.
Item 22Deck 9 - Solarium Bar
The chlorine test strip kit at the handwashing station expired on 01 April 2026.
Item 39Deck 14 - Ellington's Bar
One fly was around the bar counter. The venue was not in operation at the time of the inspection.

Medical center2 findings

Item 01Acute Gastroenteritis (AGE) 24-Hour Report
The 24-hour report stated the total number of passengers for voyage 25637 was 3,822; however, the AGE surveillance log stated the total number of passengers was 3,882. Staff confirmed it was a clerical error.
Item 11Acute Gastroenteritis (AGE) Surveillance Log
Three employees continued working while exhibiting AGE symptoms. *On 5 June 2026, a food employee had onset AGE symptoms at 0145 while working and reported to medical at 0300. *On 23 June 2026, a nonfood employee had onset AGE symptoms at 2300 while working and reported to medical on 24 June 2026 at 0007. *On 28 April 2026, a nonfood employee had onset AGE symptoms at 0900 while working and reported to medical at 1500.

Buffets1 finding

Item 36Deck 2
The light intensity measured less than 220 lux at the portable self-service tables near the main buffet line.

Drinking water1 finding

Item 08Reverse Osmosis 1 Mineralizers
The pipe striping for the distillate line after the mineralizer was blue/gray/blue with green arrows.

Food preparation rooms1 finding

Item 33Deck 1
The bulkhead/deck juncture had no coving on the left side of the room after the handwashing sink.

Food storage (provisions)1 finding

Item 30Deck 0 Dry Store
The food employee toilet room door was not self-closing.

January 19, 2026

99Passed

23 findings · 1 point deducted

Points deducted (100 − 1 = 99):

−1 ptItem 21: Nonfood-contact surfaces designed, constructed, maintained, installed, located

Show all 23 findings

All 23 findings the inspectors wrote down, grouped by area of the ship. Findings with a red edge belong to an item that lost points; the others were noted without a deduction.

Galleys (kitchens)12 findings

Item 17Deck 5 Cafe Promenade
Food trolleys #2, #8, and #11 were not physically labeled as time control units, but were listed on the time control plan.
Item 20Deck 5 Beverage Station
The food splash zone of the bulk coffee dispensing machines had slotted fasteners.
Item 21Deck 5 Hot Galley
Four undercounter drawers were in disrepair in the walkway across from the hot galley.
Item 21Deck 3 - Coffee Station
The coffee grinder was chipped which made the machine difficult to clean.
Item 21Deck 3 - Pastry
Two reach-in refrigerators had detaching seals on the door.
Item 21Deck 3 - Warewash
At least 20 service trays were in disrepair with chipped and peeling edges.
Item 21Hot Area
The left combination oven continuously dripped water from the front of the machine, which accumulated on the deck because it was not directed toward a drain
Item 22Deck 11 Warewash
The glasswash machine was out of order for one week.
Item 27Deck 11 Warewash
Three inverted, previously cleaned and sanitized pans stored below the knife locker were soiled with black debris on the nonfood contact surface.
Item 33Hot Area
The left combination oven continuously dripped water from the front of the machine, which accumulated on the deck because it was not directed toward a drain.
Item 33Deck 11 Dry Store
The locking mechanism inside the dry store room was missing a plug, which created a difficult to clean void space. Unknown debris was inside the void space.
Item 39Deck 3 - Pastry
One fly was in the dry storage area.

Buffets5 findings

Item 21Deck 11 Windjammer Starboard Jade Line
Undercounter hot holding cabinet #2's door was in disrepair and missing a fastener.
Item 21Deck 11 Windjammer Portside Jade Line
The undercounter hot holding cabinet #4 was in disrepair with a gap along the right-side profile strip.
Item 27Deck 11 Windjammer Starboard Jade Line
Water pooled in the bottom of the empty undercounter refrigerator.
Item 27Deck 14 Suite Lounge
The countertop behind the coffee machine was soiled with more than a day's accumulation of coffee residue.
Item 33Deck 11 Windjammer Starboard Jade Line
The deck tile grout was recessed at the entrance to this area.

Dining rooms3 findings

Item 21Deck 5 Starboard Aft Waiter Stations
The doors were in disrepair with peeling laminate.
Item 21Deck 11 Windjammer Starboard Thirst Quenchers
The wood paneling on multiple waiter stations doors was in disrepair.
Item 39Deck 11 Windjammer Starboard Aft Waiter Station
One small fly was flying near this area.

Bars1 finding

Item 20Deck 4 Starbucks
The espresso machine had slotted fasteners in the food splash zone.

Pest control1 finding

Item 40Active Surveillance Log
On December 1, 2025, three flies were recorded at the medical facility; however, treatment and follow-up details were missing from the log.

Other areas1 finding

Item 20I-95 Water Dispenser Unit
Detached plastic was hanging down around the water dispensing nozzle.

April 14, 2025

93Passed

42 findings · 7 points deducted

Points deducted (100 − 7 = 93):

−3 ptsItem 13: Management, knowledge, monitoring
−3 ptsItem 39: IPM program effective; Approved pesticide application
−1 ptItem 21: Nonfood-contact surfaces designed, constructed, maintained, installed, located

Show all 42 findings

All 42 findings the inspectors wrote down, grouped by area of the ship. Findings with a red edge belong to an item that lost points; the others were noted without a deduction.

Galleys (kitchens)24 findings

Item 08Deck 2 - Combination Oven 4811.024.1001
The backflow prevention device on the unit's potable water supply line was continuously dripping.
Item 12Deck 4 - Bakery
A food employee was observed handling a waste bin lid and then proceeding to push a cart containing bread in bread baskets for service without washing their hands.
Item 16Deck 11 - Aft Preparation
Two metal containers of time/temperature control for safety goulash soup were stored inside the undercounter hot holding unit with a 7-day discard label. Crew identified these two containers were transported from the main galley, and were stored inside this time control unit until placement on the passenger buffet. Crew initiated corrective action.
Item 16Deck 3 - Roast Station
Pulled pork was cooked and cooled on 10 April and was used in chimichangas that were assembled and cooled on 11 April; however, the two trays of chimichangas were marked with date labels stating April 11, 2025- April 17, 2025.
Item 16Deck 11 - Jamie's Italian Show Galley
The internal temperature of blanched kale, prepared on 13 April 2025, measured 43°F with a tip-sensitive thermometer. The margin of error of the thermometer was less than 1°F. The container of blanched kale was stored inside the reach-in refrigeration unit below cold well # 5. Crew initiated corrective action.
Item 17Deck 11 - The Boardwalk Dog House Show Galley
The hot dog rolling hot-holding equipment was physically labeled as a 'time control unit;' however, the time control plan posted in the area did not identify it as a unit on time control. Crew initiated corrective action.
Item 18Deck 5 - Buffet Station Walk-In Refrigerator
Two trays of smoked salmon sandwiches were stored over several trays of other ready-to-eat sandwiches that did not require a consumer advisory (such as three-cheese sandwiches). The smoked salmon sandwiches were relocated to the bottom of the rack.
Item 21Deck 5 - Cafe Promenade
Water sprayed from the booster in the soda locker inside the cabinet and onto the deck.
Item 21Deck 12 - Johnny Rockets Scullery
Metal elements of the pre-rinse spray hose hook were corroded.
Item 21Deck 11 - Chops Portside Waiter Station
The laminate over the wood surfaces in the bottom of the three left undercounter cabinets was stripped, exposing soft and difficult-to-clean wood below.
Item 22Deck 5 - Dishwash
The flight-type conveyor dishwashing machine was leaking water from the soiled end of the machine onto the deck. Additionally, the deck drain strainer for the wash compartment was not placed in the drain.
Item 24Deck 3 - Pantry
The sanitizing solution in the bucket reached at least 400 ppm.
Item 24Deck 11 - Aft Preparation
The chlorine concentration of the sanitizing solution inside the bucket measured approximately 300 mg/L (ppm). Crew initiated corrective action.
Item 26Deck 4 - Ice Machine 2008
A small amount of black debris soiled the ice bin food-contact surfaces. It was immediately taken out of service for cleaning.
Item 27Deck 12 - Johnny Rockets Scullery
Metal elements of the pre-rinse spray hose hook were soiled with brown corrosion.
Item 27Deck 12 - Johnny Rockets
The technical space above reach-in refrigeration unit # 4811.122.2110 was soiled with greater than a day's accumulation of purple and gray slimy residue. Crew initiated corrective action.
Item 28Deck5 - Dining Room Locker 5.7.05
At least nine airpot coffee / hot water thermoses were stored wet, upright, and closed so they could not air dry. At least two still contained a small amount of coffee. There were 16 airpots stored in this room total.
Item 33Deck 5 - Dishwash
The flight-type conveyor dishwashing machine was leaking water from the soiled end of the machine onto the deck. Additionally, the deck drain strainer for the wash compartment was not placed in the drain.
Item 33Deck 5 - Cafe Promenade
Water pooled in the soda locker cabinet and on the deck.
Item 33Deck 12 - Johnny Rockets Show Galley
The coving in front of the beverage station was missing and in disrepair. Food debris accumulated inside recessed areas.
Item 33Deck 11 - Central Hot Preparation
Liquid accumulated on the deck underneath a steady drip from the potable water line supplying the soup kettle.
Item 33Deck 11 - Central Hot Preparation
Numerous areas of grouting inside the central hot preparation of the galley were missing or maintained in disrepair. Areas of disrepair included surrounding the central preparation area, the bulkhead/deck juncture coving behind stored trash cans, and the grouting surrounding the deck-mounted combination oven. Debris and food residue accumulated inside areas of recess.
Item 34Deck 11 - Central Hot Preparation
The potable water line supplying the soup kettle was steadily dripping. Liquid accumulated on the deck below.
Item 36Deck 12 - Johnny Rockets
The protective plastic, located in the food-splash zone surrounding the left heating lamp bulb, was peeling. Crew initiated corrective action.

Buffets9 findings

Item 13Deck 11 - Windjammer Dessert Island
During lunch service, the stanchions did not fully prevent passengers from entering the employee side of the dessert islands. Additionally, a stanchion placed between the portside dessert island and the main passenger buffet forced passengers to walk into the employee service area between the two dessert islands to reach the forward dining space. There was no sneeze protection to prevent contamination of foods from unauthorized passenger entry into this space. Crew initiated corrective action.
Item 16Deck 14 - Crown Lounge
The internal temperature of the milk inside the coffee machine's dispenser measured 55°F with a calibrated thermometer. This milk was on temperature control and labeled with a date of discard, 20 April. Crew initiated corrective action.
Item 19Deck 11 - Windjammer Hot Food Island
Four metal containers of mashed potatoes were stored inside undercounter hot-holding unit # HH-11-08 that was soiled with numerous pieces of brown food residue. Crew initiated corrective action.
Item 19Deck 11 - Windjammer Desert Island
During lunch service, the stanchions did not fully prevent passengers from entering the employee side of the dessert islands. Additionally, a stanchion placed between the portside dessert island and the main passenger buffet forced passengers to walk into the employee service area between the two dessert islands to reach the forward dining space. There was no sneeze protection to prevent contamination of foods from unauthorized passenger entry into this space. Crew initiated corrective action.
Item 20Deck 2 - Beverage Station
The bulk milk dispensing tube protruded 2 inches below the machine.
Item 20Deck 14 - Crown Lounge
The counter-mounted coffee machine's milk dispenser did not maintain time/temperature control for safety (TCS) / potentially hazardous (PHF) milk inside the unit below 41°F. The internal thermometer measured an ambient temperature of 57°F, while the temperature of the milk measured 55°F with a calibrated thermometer. Crew initiated corrective action.
Item 21Deck 11 - Windjammer Starboard Line
The right door for the undercounter technical space below the cold wells was not properly affixed to the hinge, preventing the door from shutting. Crew initiated corrective action.
Item 24Deck 11 - Windjammer Starboard Beverage Station
The chlorine concentration of the sanitizing solution inside the bucket measured approximately 300 mg/L (ppm). Crew initiated corrective action.
Item 26Deck 11 - Windjammer Hot Food Island
Four metal containers of mashed potatoes were stored inside undercounter hot-holding unit # HH-11-08 that was soiled with numerous pieces of brown food residue. Crew initiated corrective action.

Food safety, general3 findings

Item 13VARIANCE - Sushi Making Class
During the first two weeks of April, eight guests participated in Sushi Making / Sushi Candy Making classes; however, the passengers did not answer the following question on the health questionnaire as required by the Sushi Making Variance: Have you or anybody traveling with you experienced gastrointestinal symptom(s) (such as vomiting and/or diarrhea) in the last 48 hours (2 days) OR any other sign/symptom of a communicable disease? (Yes/No).
Item 39Pests
Live flies were identified in the following areas: 1) Deck 1 - Fruit and Vegetable Preparation Room (1) 2) Deck 5 - Royal Promenade Soda Freestyle Machines (more than 10) 3) Deck 3 - Central Beverage Station (1) 4) Deck 11 - Windjammer buffet forward waiter station, portside (1) 5) Deck 11 - Windjammer galley portside ice station (1) 6) Deck 14 - Ellington's bar (1) Additionally, at the Deck 11 Windjammer Jade portside show galley, more than 50 ants were following a pheromone trail up the bulkhead to the left of the sliding bay door. These ants emerged through gaps between the bulkhead and profile strip.
Item 40Pests
More than 10 dead flies were in the freestyle soda multi-flow system compressor drip tray along with syrup. Additionally, one dead fly was on the cambro dispenser cover in Deck 5 Main Galley Dining Room Locker 5.7.05.

Pantries4 findings

Item 21Deck 11 - Pool
The metal coil supporting the pre-rinse hose was soiled with brown corrosion.
Item 22Deck 12 - Sky Lounge
The plastic in front of the external temperature gauge for the undecounter warewashing machine was soiled, making it difficult to observe the machine's wash cycle temperature. Crew initiated corrective action.
Item 269 - Ice Station 9767
Black debris floated in the ice machine's re-circulation bath.
Item 27Deck 11 - Pool
The metal coil supporting the pre-rinse hose was soiled with brown corrosion.

Dining rooms1 finding

Item 21Deck 11 - Jamie's Italian Starboard Waiter Station
The laminate over the wood surfaces on the bottom of the waiter station was stripped, exposing soft and difficult-to-clean wood below.

Medical center1 finding

Item 02Food/Beverage Questionnaire
A crew member's food/beverage questionnaire stated they ate in the crew mess at 2200 on 5 April after experiencing acute gastroenteritis symptoms that morning at 0751. The crew member reported to medical at 0813, and medical staff stated the crew member filled out the questionnaire while in the medical center. The inspection team determined this was a mistake in filling out the form and the crew member actually ate in the crew mess at 2200 the day prior to symptom onset.

To see this report on the CDC site: open the CDC inspection search, choose Mariner of the Seas in the list of cruise ships, select “All Dates” and press Search, then open “Report” next to the inspection date. (The CDC tool does not allow direct links to a single report.)

Other Royal Caribbean International ships

All Royal Caribbean International CDC scores · All ships · How CDC inspections work