Prev
Daniel Paul Madrid
Incident
Special Agent Dan Madrid suffered a fatal heart attack while investigating the death of a hiker in Yosemite National Park, California.
Agent Madrid, along with other park personnel, was hiking to the scene when he collapsed. The other park personnel and a passing doctor immediately administered CPR, but he could not be resuscitated. Agent Madrid was temporarily assigned to the Pacific West Region at the time of his death.
Special Agent Madrid had served with the National Park Service for 18 years and was regularly assigned to the Midwest Region at Ozark National Scenic Riverway in Missouri. He had previously served with the United States Forest Service for 11 years and as a reserve officer for the Globe Police Department in Arizona.
Survivors
He is survived by his wife, son, and daughter.
In Our Keeping
- Permanent identifier
neuraspine_01krbxtp9w7yzfr39w6n2svegw- Stewardship
- Maintained by NeuraWeb Global Inc.
- Added to badge.nw
- August 2, 2026
- Last updated
- August 2, 2026
Honored here by 1 tribute.
Are you family? This record can be claimed and maintained by those who knew Daniel. Claim this record.
This page is permanent and free. No fee to view it, no advertising, no tracking, and no account required. It will not be taken down.
Tributes
29 years. You could have gone home.
Special Agent Madrid gave the United States Department of the Interior 29 years. Still answering calls at the end.
Thank you for your service. Gone but never to be forgotten.
Rest easy, Special Agent Madrid.
— S. Vincent Anthony, U.S. Army 1985-1993
Agency
Service Record
Incident Details
The Sacrifice · Cardiac
Daniel is the only officer of United States Department of the Interior - National Park Service - Office of Investigations remembered here.
Daniel is one of 71 officers lost to cardiac events in DC, 5% of the 1,419 remembered there.
Daniel is one of 1,307 officers lost to cardiac events in the United States, 4.7% of the 27,551 remembered there.
Daniel is one of 1,309 officers lost to cardiac events worldwide, 3.8% of the 34,117 remembered here.
34,117 officers are remembered on this memorial. Each number below is one of them.
Time
In 2005, 1 officer in DC was lost to cardiac events, the 19th heaviest of 48 years on record. The heaviest was 1945, with 3.
In 2005, 21 officers in the United States were lost to cardiac events, the 7th heaviest of 139 years on record. The heaviest was 2014, with 24.
In 2005, 21 officers worldwide were lost to cardiac events, the 7th heaviest of 139 years on record. The heaviest was 2014, with 24.
Who
Daniel was 51. Of the 69 lost to cardiac events in DC whose age is recorded, half were between 41 and 51; the middle age was 46. Daniel had served 29 years; the middle length of service was 15 years.
Daniel was 51. Of the 1,249 lost to cardiac events in the United States whose age is recorded, half were between 43 and 55; the middle age was 48. Daniel had served 29 years; the middle length of service was 15 years.
Daniel was 51. Of the 1,251 lost to cardiac events worldwide whose age is recorded, half were between 42.5 and 55; the middle age was 48. Daniel had served 29 years; the middle length of service was 15 years.
When
September holds 9.9% of these deaths in DC; May holds the most, 12.7%. Saturdays: 8.5%.
September holds 8.3% of these deaths in the United States; January holds the most, 9.6%. Saturdays: 14.3%.
September holds 8.3% of these deaths worldwide; January holds the most, 9.5%. Saturdays: 14.4%.
How
Cardiac deaths account for 100% of all 1 deaths at United States Department of the Interior - National Park Service - Office of Investigations.
Cardiac deaths account for 5% of all 1,419 deaths in DC, the 4th most common cause.
Cardiac deaths account for 4.7% of all 27,551 deaths in the United States, the 4th most common cause.
Cardiac deaths account for 3.8% of all 34,117 deaths worldwide, the 4th most common cause.
Where
Where the Name Is Cut
National Law Enforcement Officers Memorial · Panel 45-W
What is kept
Photographs, film, sound and papers — what survived a life.
Others Who Wore This Badge
0 officers from United States Department of the Interior - National Park Service - Office of Investigations are honored on badge.nw.