{"v":1,"state":"Iowa","nm":"Marvin & Joanna Newswanger – Maple Tree Kennels","hh":[],"hn":[],"hm":"","caps":[],"cv":null,"llc":[],"br":[{"n":"Boston Terrier","s":"boston-terrier"},{"n":"Pomeranian","s":"pomeranian"},{"n":"Pug","s":"pug"},{"n":"Shih Tzu","s":"shih-tzu"},{"n":"Yorkie","s":"yorkie"}],"ex":[],"lic":[{"n":"42-A-1390","src":"USDA","st":"","exp":"11/19/2026","k":"","c":14}],"oth":[],"rows":[{"d":"2014-02-26","s":"USDA","k":"","l":"42-A-1390","t":"Routine inspection","n":468,"b":"302 adults · 166 puppies","u":"https://reports.pawthenticity.org/42-A-1390/2-26-2014.pdf","f":[{"h":"Adult Boston Terriers' feet can fall through gaps","tags":[],"q":"The openings in the flooring of the enclosures of the puppy area are 1 inch by 1 inch and the flooring in the adult area go from 1 inch by 1 inch to 2 inches by 2 inches. Feet and legs of many of the adult Boston Terriers in 2 inch by 2 inch floor enclosures could have easily fallen through this floor, as the gaps were larger than the animals feet."},{"h":"Yorkies, Pomeranians, Boston Terrier puppies falling through gaps","tags":[],"q":"The openings in the flooring of the enclosures of the puppy area are 1 inch by 1 inch and the flooring in the adult area go from 1 inch by 1 inch to 2 inches by 2 inches. … Yorkies, Pomeranians, and Boston Terrier puppies on the 1 inch by 1 inch flooring were seen falling through the gaps in the floor."},{"h":"Hair and shavings on enclosure piping","tags":[],"q":"Cleaning of primary enclosures In the main adult dog area, the white PVC piping that frames the top of the black wire enclosures has a layer of hair and wood shaving dust. The licensee claims that these areas are cleaned at least twice yearly. Surfaces that are not cleaned and sanitized in a timely manner can be a cause of odor, can attract insects or vermin, and can harbor disease or mold. Primary enclosures must be cleaned and sanitized at least once every two weeks or more often as necessary to promote good husbandry practices. Correct by March 5, 2014"}],"si":1},{"d":"2014-09-15","s":"USDA","k":"","l":"42-A-1390","t":"Routine inspection","n":487,"b":"325 adults · 162 puppies","u":"https://reports.pawthenticity.org/42-A-1390/9-15-2014.pdf","f":[{"h":"Veterinarian visit over a year ago","tags":[],"q":"There is a written program of veterinary care but the last site visit by the veterinarian has been over a year ago on August 14, 2013. Regular inspections by attending veterinarians are required in order to ensure adequate veterinary care at the facility. The licensee shall employ an attending veterinarian under formal arrangements and must schedule regular visits to the premises. To be corrected by September 29, 2014."}],"si":1},{"d":"2015-10-20","s":"USDA","k":"","l":"42-A-1390","t":"Routine inspection","n":550,"b":"331 adults · 219 puppies","u":"https://reports.pawthenticity.org/42-A-1390/10-20-2015.pdf","f":[],"si":1},{"d":"2016-10-18","s":"USDA","k":"","l":"42-A-1390","t":"Attempted inspection","n":null,"b":"","u":"https://reports.pawthenticity.org/42-A-1390/10-18-2016.pdf","f":[{"h":"🚫 Access","tags":[],"q":""}],"si":1},{"d":"2016-12-06","s":"USDA","k":"","l":"42-A-1390","t":"Routine inspection","n":479,"b":"329 adults · 150 puppies","u":"https://reports.pawthenticity.org/42-A-1390/12-6-2016.pdf","f":[],"si":1},{"d":"2017-12-20","s":"USDA","k":"","l":"42-A-1390","t":"Routine inspection","n":447,"b":"302 adults · 145 puppies","u":"https://reports.pawthenticity.org/42-A-1390/12-20-2017.pdf","f":[],"si":1},{"d":"2019-03-28","s":"USDA","k":"","l":"42-A-1390","t":"Routine inspection","n":540,"b":"330 adults · 210 puppies","u":"https://reports.pawthenticity.org/42-A-1390/3-28-2019.pdf","f":[],"si":1},{"d":"2022-04-13","s":"USDA","k":"","l":"42-A-1390","t":"Routine inspection","n":443,"b":"321 adults · 122 puppies","u":"https://reports.pawthenticity.org/42-A-1390/4-13-2022.pdf","f":[],"si":1},{"d":"2023-04-11","s":"USDA","k":"","l":"42-A-1390","t":"Routine inspection","n":445,"b":"293 adults · 152 puppies","u":"https://reports.pawthenticity.org/42-A-1390/4-11-2023.pdf","f":[],"si":1},{"d":"2023-11-01","s":"USDA","k":"","l":"42-A-1390","t":"Re-license inspection","n":462,"b":"287 adults · 175 puppies","u":"https://reports.pawthenticity.org/42-A-1390/11-1-2023-2.pdf","f":[],"si":1},{"d":"2023-11-01","s":"USDA","k":"","l":"42-A-1390","t":"Re-license inspection","n":462,"b":"287 adults · 175 puppies","u":"https://reports.pawthenticity.org/42-A-1390/11-1-2023.pdf","f":[{"h":"Shih Tzu puppy housed with adults","tags":[],"q":"One shih tzu puppy born 16-July-2023 is housed with 3 dogs over 4 months old that are not it's dam or foster dam. Housing puppies with adult dogs that are not their dam or foster dam may result in injuries due to incompatibility. Puppies under 4 months of age or less may not be housed in the same primary enclosure with adult dogs other than their dams or foster dams. The puppies mentioned above must be either housed with other puppies under 4 months of age or less or their dam or foster dam. The puppy was moved into an enclosure with other puppies at the time of inspection. To be corrected by: 2-November-2023"}],"si":1},{"d":"2024-02-06","s":"USDA","k":"","l":"42-A-1390","t":"Routine inspection","n":419,"b":"268 adults · 151 puppies","u":"https://reports.pawthenticity.org/42-A-1390/2-6-2024.pdf","f":[],"si":1},{"d":"2024-12-11","s":"USDA","k":"","l":"42-A-1390","t":"Routine inspection","n":395,"b":"284 adults · 111 puppies","u":"https://reports.pawthenticity.org/42-A-1390/12-11-2024.pdf","f":[],"si":1},{"d":"2025-09-11","s":"USDA","k":"","l":"42-A-1390","t":"Routine inspection","n":423,"b":"295 adults · 128 puppies","u":"https://reports.pawthenticity.org/42-A-1390/9-11-2025.pdf","f":[],"si":1}]}
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Inspection Report Details
DateSourceTotal DogsNotesReport
All inspections and findings in full
Marvin & Joanna Newswanger – Maple Tree Kennels is linked to 14 public inspection reports, carrying 5 inspector findings, from February 2014 to September 2025.
Across 13 inspections between February 2014 and September 2025, inspectors recorded between 395 dogs and 550 dogs at Marvin & Joanna Newswanger – Maple Tree Kennels. The most recent count was 423 dogs on September 11, 2025.
Every public inspection on file, oldest first
Date
Licence
Type
Dogs counted
Inspector findings
February 26, 2014
USDA 42-A-1390
Routine inspection
468 dogs
3 findings
September 15, 2014
USDA 42-A-1390
Routine inspection
487 dogs
1 finding
October 20, 2015
USDA 42-A-1390
Routine inspection
550 dogs
None
October 18, 2016
USDA 42-A-1390
Attempted inspection
No access
None
December 6, 2016
USDA 42-A-1390
Routine inspection
479 dogs
None
December 20, 2017
USDA 42-A-1390
Routine inspection
447 dogs
None
March 28, 2019
USDA 42-A-1390
Routine inspection
540 dogs
None
April 13, 2022
USDA 42-A-1390
Routine inspection
443 dogs
None
April 11, 2023
USDA 42-A-1390
Routine inspection
445 dogs
None
November 1, 2023
USDA 42-A-1390
Re-license inspection
462 dogs
None
November 1, 2023
USDA 42-A-1390
Re-license inspection
462 dogs
1 finding
February 6, 2024
USDA 42-A-1390
Routine inspection
419 dogs
None
December 11, 2024
USDA 42-A-1390
Routine inspection
395 dogs
None
September 11, 2025
USDA 42-A-1390
Routine inspection
423 dogs
None
What inspectors wrote
February 26, 2014 — Routine inspection, USDA 42-A-1390
468 dogs recorded (302 adults · 166 puppies).
Adult Boston Terriers' feet can fall through gaps
The openings in the flooring of the enclosures of the puppy area are 1 inch by 1 inch and the flooring in the adult area go from 1 inch by 1 inch to 2 inches by 2 inches. Feet and legs of many of the adult Boston Terriers in 2 inch by 2 inch floor enclosures could have easily fallen through this floor, as the gaps were larger than the animals feet.
Yorkies, Pomeranians, Boston Terrier puppies falling through gaps
The openings in the flooring of the enclosures of the puppy area are 1 inch by 1 inch and the flooring in the adult area go from 1 inch by 1 inch to 2 inches by 2 inches. … Yorkies, Pomeranians, and Boston Terrier puppies on the 1 inch by 1 inch flooring were seen falling through the gaps in the floor.
Hair and shavings on enclosure piping
Cleaning of primary enclosures In the main adult dog area, the white PVC piping that frames the top of the black wire enclosures has a layer of hair and wood shaving dust. The licensee claims that these areas are cleaned at least twice yearly. Surfaces that are not cleaned and sanitized in a timely manner can be a cause of odor, can attract insects or vermin, and can harbor disease or mold. Primary enclosures must be cleaned and sanitized at least once every two weeks or more often as necessary to promote good husbandry practices. Correct by March 5, 2014
September 15, 2014 — Routine inspection, USDA 42-A-1390
487 dogs recorded (325 adults · 162 puppies).
Veterinarian visit over a year ago
There is a written program of veterinary care but the last site visit by the veterinarian has been over a year ago on August 14, 2013. Regular inspections by attending veterinarians are required in order to ensure adequate veterinary care at the facility. The licensee shall employ an attending veterinarian under formal arrangements and must schedule regular visits to the premises. To be corrected by September 29, 2014.
November 1, 2023 — Re-license inspection, USDA 42-A-1390
462 dogs recorded (287 adults · 175 puppies).
Shih Tzu puppy housed with adults
One shih tzu puppy born 16-July-2023 is housed with 3 dogs over 4 months old that are not it's dam or foster dam. Housing puppies with adult dogs that are not their dam or foster dam may result in injuries due to incompatibility. Puppies under 4 months of age or less may not be housed in the same primary enclosure with adult dogs other than their dams or foster dams. The puppies mentioned above must be either housed with other puppies under 4 months of age or less or their dam or foster dam. The puppy was moved into an enclosure with other puppies at the time of inspection. To be corrected by: 2-November-2023
Has Marvin & Joanna Newswanger – Maple Tree Kennels been cited by inspectors?
Yes. Inspectors recorded 5 problems across 14 visits. Each one is quoted in full above, in the inspector's own words.
How many dogs does Marvin & Joanna Newswanger – Maple Tree Kennels keep?
At the most recent inspection on file, September 11, 2025, inspectors counted 423 dogs (295 adults · 128 puppies). The count is taken by the inspector on the day, so it moves with litters and sales.
What breeds does Marvin & Joanna Newswanger – Maple Tree Kennels raise?
The records name Boston Terrier, Pomeranian, Pug, Shih Tzu, Yorkie. Breeds come from the inspection paperwork, so a kennel may keep others that were never written down.
What licences does Marvin & Joanna Newswanger – Maple Tree Kennels hold?
We collect and organize public records from government sources, including USDA APHIS and state departments of agriculture. We do not conduct our own inspections.