Water Damage Restoration in Wanaque, NJ
Read the published flood ladder for this borough from the bottom and you get a list of parks. One clause in the whole record is about buildings, and it arrives at major flood stage.
The Wanaque River gauge publishes seven impact statements — a river reading and a plain description of what is under water at that height. Read them from the bottom up and the first thing you notice is that almost nothing in them is a building. Open adjacent land. Wilderness Island Park. John E. Murrin Park. Hershfield Park and its athletic fields. Parking lots. Carlough Field. Back Beach Park, first beginning to flood, then its athletic fields, then completely submerged. Five named parks and a stretch of open ground before the text mentions a single structure.
The one clause in the entire published record that says buildings here take water arrives at nine feet, which the Weather Service calls major flooding on this gauge, and it is eight words long. That is the whole official warning about property in this borough.
This is also the smallest flood claim file of any town with a page on this site: 51 National Flood Insurance Program claims, 1979 to 2023, $508,000 paid across all of them. Twelfth of the sixteen Passaic County communities that have a file at all. This is not one of New Jersey's badly flooded places, and the page does not pretend otherwise. It exists because the published text about this borough is real, specific and worth reading properly — and because what it describes has happened, at readings you can look up. The parts of this work that do not vary by town — drying, contamination, mold, the older-housing rules, permits and contracts — sit on the statewide water damage restoration page.
What we do
- Water extraction and structural drying — our own crews, not a dispatch network
- Mold remediation — remediation of what the water left behind
- Sewage and flood cleanup — water that came up through a sewer or across the ground
- Rebuild after the damage — the same company puts the building back
- All 21 New Jersey counties — the shop and the crews are in Garfield, Bergen County
- Paid by insurance or by you — we document the loss and the work; we do not handle the claim
- What to do in the first few hours — What needs recording before anything is touched, which services come off, and the point at which a delay changes the scope.
- Pompton Lakes, downstream of this gauge — The two statements above major flood stage on this gauge are about that borough, alongside its own four gauges and a claim file fifty times the size.
Five, six, seven, eight, nine feet — and where the parks stop
The gauge runs a four-step scale: action at 5 feet, minor flooding at 6, moderate at 8, major at 9. Four feet of river separates the first rung from the last, which is a short ladder and tells you something on its own about how quickly this stream changes what it is doing.
The bottom two rungs, at 5 and 6 feet, name only open land, four parks, a set of athletic fields and some parking lots. No municipality appears in either of them; no building does either. Then the text starts naming this borough. At 7 feet: "Back Beach Park in Wanaque begins to flood. The light industrial area off of Lakeside Avenue in Pompton Lakes floods. VFW Way in Pompton Lakes begins to flood. Backyards flood on Henderson Court and Hill Court in Pompton Lakes."
At 8 feet, where moderate flooding begins: "The athletic fields at Back Beach Park in Wanaque flood. Flooding expands across the light industrial area off of Lakeside Avenue in Pompton Lakes. Flooding also expands across VFW Way in Pompton Lakes. Backyard flooding worsens on Henderson Court and Hill Court in Pompton Lakes. Basement flooding is possible."
And at 9 feet, major flooding: "Back Beach Park in Wanaque is completely submerged. 4th Avenue is Wanaque takes on water. Flooding in Pompton Lakes expands between Wanaque Avenue and the Paterson Hamburg Turnpike. Industry and residential homes are flooded." All three are quoted exactly as published, including the Weather Service's own "4th Avenue is Wanaque", because a gauge statement paraphrased is a gauge statement invented.
Read the three in sequence and the progression is precise, and precisely limited. A park begins to flood. The playing fields inside that park flood. The park is completely submerged, one street takes on water, and only then — in the last four words of the highest statement that names this borough — do homes appear. Between eight and nine feet the published text moves from "basement flooding is possible" to buildings being flooded, and it names one Wanaque street in the process.
There are two more statements above these, at 10 and 11 feet, and they are worth knowing about even though neither mentions this borough: both are about Pompton Lakes downstream, and they are quoted on that borough's page. The structure is unusual and worth stating plainly — this gauge's ladder extends two full rungs ABOVE its own major flood category, and both of those rungs are about somewhere else.
A hundred years of readings, and how often the text has actually applied
This gauge keeps an unusually long crest list: 31 entries, the earliest dated 7 April 1924. That is a century of record on a small river, and it is what makes the three statements above measurable rather than hypothetical.
The 7-foot reading — Back Beach Park beginning to flood — has been reached in 14 of those 31 crests, which is a little under half. The 8-foot reading, with the playing fields under and basement flooding possible, has been reached 5 times in a hundred years. The 9-foot reading, the one with the clause about homes, has been reached TWICE: 9.12 feet on 31 March 1951, and 10.82 feet on 5 April 1984.
That 1984 crest is the record, and it is the only one in the whole series above the 10-foot statement. It is also the answer to a question people in this borough ask, because the storm most remembered here is a different one: Hurricane Irene, on 29 August 2011, crested at 7.88 feet — sixth in the series, below 1951, below 1968, below the March 2011 crest six months earlier, and below April 1924. Irene was not this river's biggest day. April 1984 was, by nearly three feet, and it is still the only occasion on which this gauge has gone past the reading whose statement mentions homes.
The claim file lines up with that in its own quiet way. 51 claims across forty-five years, and no year with more than ten of them: 2011 with 10, 2005 with 9, 1999 with 8, then 2023, 2007 and 1984 with 3 each. Hurricane Floyd produced 8 claims here and "Torrential rain" another 8. Hurricane Ida produced NONE, and neither did Hurricane Sandy — which on a file this small is worth stating, because two of the storms that define flooding for most of New Jersey did nothing measurable in this borough at all.
One standing note applies to every reading off this gauge, and the Weather Service attaches it itself: "Gauge reading affected by reservoir operations." The number is real and it is not purely a measure of how much rain fell upstream.
The borough's other gauge exists to tell you that something is not a flood
There is a second Weather Service gauge in Wanaque, and it is easy to miss because it does not measure a river stage at all. It is listed as "Wanaque River at Wanaque Reservoir elevation", it publishes no minor, moderate or major flood category, it has no crest record, and its single threshold is 302.4 — feet of reservoir pool elevation, not feet of water in a channel.
It publishes exactly one impact statement, and the statement is a piece of public reassurance rather than a warning: "The level at which the reservoir begins to spill. A spillway is located at the top of the reservoir pool. It's a structure used to provide a controlled release of water when reservoirs are at or near capacity. Spilling can occur for weeks or months and does not cause flooding below the dam."
It is quoted whole, and the last clause is the reason. A reservoir visibly spilling over a dam above your town looks alarming, it can carry on for weeks, and the instrument that watches it exists partly to say that the thing you are looking at is not the thing that floods you. Worth knowing in a borough where the reservoir is the most visible piece of water for miles. What floods buildings here, on the evidence of both the claim file and the river gauge's own text, is rain landing on the valley: 31 of the 51 claims are coded to rainfall or snowmelt accumulating, against 13 coded to a river, stream or lake leaving its banks.
Two honest limits on the whole picture. The three statements above describe a park, a street and a category of building near the river, not any particular address — the distance and the elevation between Back Beach Park and your foundation is not in the data, and FEMA's Map Service Center is where an address question gets answered. And a street named in none of the seven has not been declared dry: these statements are written from what somebody reported at a given reading, and on a river with 51 insured losses in forty-five years there is not much to report from.
| Measure | Wanaque borough | Where it comes from |
|---|---|---|
| Flood claims on record, 1979 to 2023 | 51 | OpenFEMA NfipClaims v3, rated community 340409 |
| Rank among Passaic County communities with claims | 12th of 16 | Below it: Bloomingdale 89, Haledon 35, Ringwood 26, North Haledon 17, Prospect Park 2 |
| Rank among all New Jersey rated communities | 276th of 654 | 322nd by total paid |
| Closed with a payment | 41 | 10 closed with none |
| Total paid | About $508,000 | $433,000 on buildings and $74,000 on contents |
| Worst single year | 2011, with 10 claims | Then 2005 on 9, 1999 on 8; no year reaches eleven |
| Hurricane Floyd, Irene | 8 and 7 claims | "Torrential rain" accounts for another 8 |
| Hurricane Ida, Hurricane Sandy | None and none | Neither storm produced a single claim here |
| Claims on a home of some kind | 48 of 51 | Only 3 are on a non-residential building |
| Claims carrying a basement code | 31 of 51 | 18 finished, 11 unfinished, 2 none; blank on 20 |
| Coded to rainfall or snowmelt accumulating | 31 | Against 13 coded to a river, stream or lake overflowing |
| Weather Service gauges inside the borough | 2 | One measures the river; the other measures the reservoir pool |
| Impact statements on the river gauge | 7, at 5, 6, 7, 8, 9, 10 and 11 feet | The top two rungs sit above its own major flood category |
| Of the seven, how many name this borough | 3 — at 7, 8 and 9 feet | The other four name parks, open land, or Pompton Lakes |
| Recorded crests on that gauge | 31, from 7 April 1924 to 10 January 2024 | Highest 10.82 ft on 5 April 1984 |
| Times the 9-foot reading has been reached | 2 in a hundred years | 1951 and 1984; the 7-foot reading has been reached 14 times |
| Where Hurricane Irene sits in that list | 6th, at 7.88 ft | Below 1984, 1951, 1968, March 2011 and 1924 |
| Impact statements on the reservoir gauge | 1 | It says spilling does not cause flooding below the dam |
| Properties bought, raised or floodproofed | None | Checked across all 2,128 New Jersey rows of FEMA's mitigation file |
| Community Rating System class | None | Community Status Book, refreshed 25 August 2026; the flood map is from 2020 |
| Housing units | 4,450 | Census table B25034, 2020-2024 |
| Built before 1980 | 3,001 (67.4%) | Also B25034; the prewar share is 973 units, 21.9 percent |
Three notes on how to read this. The claim file records insured LOSSES rather than buildings, and this borough insures very few of either — so 51 is a count of policies that paid out, not of buildings that have taken water, and the second number is larger. The basement denominator is 31 rows of 51 and no percentage is computed off it, because a share taken from fewer than two thirds of a 51-row file is not a statement about the borough. And the river gauge's categories, all seven of its impact statements and all 31 of its crests come from one National Water Prediction Service record read in a single pass, so the absence of any sentence about a Wanaque building below nine feet is an absence in the published record rather than a gap in what was retrieved.
Postwar houses, finished basements, and a file with no buyouts in it
The housing here is younger than most of this county: 67.4 percent of the borough's 4,450 units predate 1980 and 973 of them — 21.9 percent — date from 1939 or earlier. Only Wayne, among the Passaic towns on this site, has a lower pre-1980 share. The pre-1978 paint question and the pre-1980 flooring question still arise on the older Haskell and Midvale blocks, and what the law requires before that material is disturbed is identical in every New Jersey municipality; it is set out in full on the hub.
What is specific here is the below-grade space. Of the 31 claims that record a basement code, 18 are on a FINISHED basement — more than the 11 unfinished. That is a small denominator and no percentage is worth quoting off it, but the direction is the expensive one, because an unfinished basement that floods is a cleanup and a finished one is a demolition followed by a rebuild. On a river whose published text says "basement flooding is possible" at eight feet and has reached eight feet five times in a century, that is a decision worth making once rather than repeatedly.
The questions worth answering with the wall already open are the same ones anywhere, and the published record gives you heights to reason from here rather than a guess. Where does the finished surface have to begin before the water stops reaching it? Should the wall under that height be built in something that takes a soaking and dries out, rather than something that gets cut away again? Can the furnace, the water heater and the panel be raised above the height the water has actually reached — and on this river that height is documented, because the record crest of April 1984 is the only one in a century above the reading whose statement mentions homes at all?
One figure closes the argument for taking your own building's history as the primary source. FEMA's mitigation file — every property in the country bought, raised or floodproofed with federal hazard-mitigation money — holds nothing for this borough. No buyout, no elevation, nothing floodproofed — a search of every one of the 2,128 New Jersey rows returns an empty set for this borough. There is no public programme here to wait for, and there is no Community Rating System class either. Whatever happens to a wet lower level in Wanaque is going to be a private decision, which is a reason to make it with the numbers in front of you. Ask us for a written estimate first, while the lower level is still intact. The openings themselves — basement sash, frames, wells — belong to the glass side of the shop, and our Wanaque windows and glass page describes that work.
- Seven feet is the earliest published warning; eight is where basement flooding enters the text; nine is where buildings do.
- The reservoir spilling is not the flood. The gauge that watches it says so in its only published sentence.
- Nothing here has been bought out or raised with federal money, and the borough holds no flood-programme class. The next decision is yours.
Common questions
The reservoir is spilling over the dam. Is my house about to flood?
Not because of that, on the Weather Service's own account. There are two gauges in this borough and they measure different things. The reservoir gauge watches the pool elevation, and its single published statement says the spillway "is a structure used to provide a controlled release of water when reservoirs are at or near capacity" and that spilling "can occur for weeks or months and does not cause flooding below the dam". The gauge to actually watch is the river gauge, and the numbers that matter on it are seven feet, where Back Beach Park begins to flood, eight feet, where its published statement adds that basement flooding is possible, and nine feet, which is major flooding and the only reading whose statement mentions homes. In a crest record going back to April 1924 the river has reached seven feet 14 times, eight feet 5 times and nine feet twice — in 1951 and in April 1984, which is still the record at 10.82 feet. One limit: those statements describe a park and one named street, not your address, and FEMA's Map Service Center is where an address question gets answered.
Sources
- FEMA, OpenFEMA NFIP Redacted Claims (v3), Wanaque rows (rated community 340409), and all 202,340 New Jersey rows grouped by rated community — retrieved
- FEMA, OpenFEMA data dictionary, NfipClaims occupancy, basement and cause-of-damage code lists — retrieved
- NOAA National Water Prediction Service, Wanaque River at Wanaque (WNQN4): the four flood categories, all seven impact statements, the 31-crest list back to 1924 and the reservoir-operations note — retrieved
- NOAA National Water Prediction Service, Wanaque River at Wanaque Reservoir elevation (WRDN4): the single impact statement about spilling, and the absence of flood categories and crests — retrieved
- NOAA National Water Prediction Service, the New Jersey-area gauge list, used to establish that two gauges stand in this borough and that only three statements name it — retrieved
- FEMA, Hazard Mitigation Assistance Mitigated Properties (v4), all 2,128 New Jersey rows, which hold nothing for this borough — retrieved
- FEMA, NFIP Community Status Book, the 16 Passaic County entries and their classes — retrieved
- US Census Bureau, American Community Survey 2020-2024 5-year, tables B25034 and B25003, Wanaque borough — retrieved
Water in the building?
Tell us what happened and what you can see. Pick “Water Damage” and we will come back to you about extraction, drying and what the rebuild involves.